CN110633775A - Information coding inner layer structure - Google Patents

Information coding inner layer structure Download PDF

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Publication number
CN110633775A
CN110633775A CN201910946688.5A CN201910946688A CN110633775A CN 110633775 A CN110633775 A CN 110633775A CN 201910946688 A CN201910946688 A CN 201910946688A CN 110633775 A CN110633775 A CN 110633775A
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disc
period
steps
information
angle
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CN110633775B (en
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赵烟桥
樊琪
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Harbin University of Science and Technology
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Harbin University of Science and Technology
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/22Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose for use in combination with accessories specially adapted for information-bearing cards
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/02Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for perforating, scoring, slitting, or applying code or date marks on material prior to packaging
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06009Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
    • G06K19/06046Constructional details
    • G06K19/06159Constructional details the marking being relief type, e.g. three-dimensional bar codes engraved in a support

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

The invention relates to an information coding inner layer structure, belonging to the technical field of packaging transportation, encryption and decryption and information security; the surface of the information coding inner layer structure is provided with a first disc, a second disc and a third disc; the first disc comprises n step periods with central angles forming an arithmetic progression in the circumferential direction, and the step height in each step period changes monotonously; the second disc comprises p in the circumferential directioniStep periods, the step height within each step period changes monotonically; the third disc comprises 1 starting line and n position lines in the circumferential direction; the method and the system can change the mode that the personal information is directly displayed on the express receipt, and further fundamentally solve the problem that the personal information is leaked through the express receipt.

Description

Information coding inner layer structure
The application is a divisional application of the invention patent application 'information coding structure based on a circumferentially arranged step array'.
Application date of the original case: 2016-11-19.
Original application No.: 2016110318908.
the name of the original invention is: an information coding structure based on a circumferentially arranged step array.
Technical Field
The invention relates to an information coding inner layer structure, belonging to the technical field of packaging transportation, encryption and decryption and information security.
Background
The online shopping is an indispensable consumption mode in the life of people, and the express bill also becomes an important certificate for the transaction between the buyer and the seller. At present, personal information of both buyers and sellers can be directly displayed on the express bills and distributed according to the information on the express bills, so that the personal information of both buyers and sellers can be completely exposed in each distribution link, and the personal information is easily lost. According to investigation, over 70% of personal information is leaked through express documents, which brings much trouble to daily life of people and even causes serious economic loss.
In the face of the safety problem of personal information leakage, although the government has been called to strengthen the strict supervision mode made for the logistics industry and improve the protection awareness of buyers and sellers on the personal information, the mode that the personal information is directly displayed on the express documents is not changed, so that the problem that the personal information is leaked through the express documents cannot be fundamentally solved.
Disclosure of Invention
Aiming at the problems, the invention discloses an information coding inner-layer structure which can thoroughly change the way that personal information is directly displayed on an express document, so that the problem that the personal information is leaked through the express document is fundamentally solved.
The purpose of the invention is realized as follows:
the information coding structure based on the circumferentially arranged step array comprises a coding inner layer and a sponge outer layer, wherein the sponge outer layer is connected with the coding inner layer through a tearing line, and a first disc, a second disc and a third disc are arranged on the surface of the coding inner layer;
the first disc comprises n step periods with central angles in an equal difference array in the circumferential direction, the height of the step in each step period changes monotonously, the central angles corresponding to the steps in the same step period are equal, and p is arranged in the ith step periodiA fan-shaped step;
the second disc is in a circleIn the circumferential direction comprising piEach step period, the height of the step in each step period changes monotonously, the central angles corresponding to the steps in the same step period are equal, the central angle corresponding to the jth step period is equal to the central angle corresponding to the jth step in the first disc, and q is arranged in the jth step periodiA fan-shaped step;
the third disc comprises 1 starting line and n position lines in the circumferential direction, the 1 starting line and the n position lines are located at radius positions, the cross section of the third disc is triangular, the starting line corresponds to an intersection line of a step period corresponding to the maximum central angle and a step period corresponding to the minimum central angle in the first disc, and each position line corresponds to one step period in the first disc.
An information decoding method based on the circumferentially arranged step arrays for the information coding structure based on the circumferentially arranged step arrays includes the following steps:
step a, tearing off the outer layer of the sponge to expose the inner coding layer;
b, under the condition that the plane of the running track of the distance detection device is parallel to the plane of the inner coding layer, taking the center of the circle of the first disc as the center of the circle and any length not exceeding the radius of the first disc as the radius, running a circular track by the distance detection device, and recording the corresponding relation f of the distance and the angle of the first disc1(d11) Taking the circle center of the second disc as the circle center and any length not exceeding the radius of the second disc as the radius, the distance detection device runs a circular track, and records the corresponding relation f of the distance and the angle on the second disc2(d22) Taking the center of the third disc as the center of a circle and any length not exceeding the radius of the third disc as the radius, the distance detection device runs a circular track, and records the corresponding relation f between the distance and the angle on the third disc3(d33);
Step c, pair f1(d11) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0;determining the change rule of the steps in the first disc along with the angle according to the change position of the steps and the change rule of the lifting steps;
step d, pair f2(d22) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0; determining the change rule of the steps in the second disc along with the angle according to the change positions of the steps and the change rule of the lifting steps;
step e, for f3(d33) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0; determining the change rule of the initial line and the position line along with the angle in the third round disc according to the change position of the step and the change rule of the lifting step;
step c, step d and step e are executed synchronously or sequentially according to any sequence;
step f, finding the intersection line of the step period corresponding to the maximum central angle and the step period corresponding to the minimum central angle in the first disc, defining the position as an initial position, and re-planning the change rule f of the steps along with the angle in the first disc1(d1,β);
Step g, finding out the intersection line of the step period corresponding to the maximum central angle and the step period corresponding to the minimum central angle in the second disc, defining the position as the initial position, and re-planning the change rule f of the step along with the angle in the second disc2(d2,β);
H, finding a start line in the third disc, defining the position of the start line as a start position, and re-planning the change rule f of the position line in the third disc along with the angle3(d3,β);
Step f, step g and step h are executed synchronously or sequentially according to any sequence;
step i, based on f1(d1,β)、f2(d2Beta) and f3(d3Beta) the principle of equal angles,determining the corresponding relation of the steps in the first disc, the steps in the second disc and the position lines in the third disc;
and j, identifying the hidden information according to the corresponding relation of the step in the first disc, the step in the second disc and the position line in the third disc.
In the information decoding method based on the circumferentially arranged step array, the step j includes the following steps:
step j1, encoding steps in the first disc, wherein the encoding comprises a period code and a step code;
step j2, encoding steps in the second disc, wherein the encoding comprises a large period code, a small period code and a small step code;
step j3, encoding the position line in the third disc, wherein the encoding comprises a position code;
step j1, step j2 and step j3 are executed synchronously or sequentially according to any sequence;
the position code, the period code and the large period code are consistent, and the step code and the small period code are consistent;
step j4, based on the principle that the position code, the period code and the large period code are consistent, and the step code and the small period code are consistent, the first disc, the second disc and the third disc are integrated and coded to obtain the period code, the step code and the small step code;
and step j5, finding the information in the information table based on the period code, the step code and the small step code.
Has the advantages that:
first, compared with express documents, the invention hides all personal information in three discs, and people cannot visually acquire the information, so that the invention has the function of hiding the personal information.
The information coding structure comprises a coding inner layer and a sponge outer layer, wherein the sponge outer layer is connected with the coding inner layer through a tearing line, and a first disc, a second disc and a third disc are arranged on the surface of the coding inner layer; i.e. the disc carrying the personal information is hidden in the coded inner layer, thus ensuring the information security.
Thirdly, because the identification information needs to tear the outer layer of the sponge, whether the information is leaked can be judged by whether the tearing line is damaged.
Fourthly, after the information is identified, the personal information is still hidden in the three discs, and the package does not need to be damaged.
Fifthly, in the structure of the invention, the period of the steps and the central angle corresponding to the steps in each period can be changed according to actual needs, so that the flexibility in actual application is improved.
Sixth, in the structure of the present invention, since the step curve is redrawn according to the relative height of the step and encoded, the precise processing requirement is not made on the height of the step, and the flexibility in practical application is also increased.
Seventh, the corresponding mode of the coding and the information is flexibly changed, and the expansibility is strong.
In conclusion, the method and the system can change the mode that the personal information is directly displayed on the express receipt, and further fundamentally solve the problem that the personal information is leaked through the express receipt.
Meanwhile, compared with the invention patent of 'a packaging system with information hiding function' and 'a hidden information identification method based on distance identification' which are reported on the same day, the invention does not need the definite corresponding relation of three disc angles, and does not need the corresponding relation of the positions of the steps in the two invention patents which are reported on the same day correspondingly, so the arrangement is easier, the arrangement steps of the three discs are simplified, and the labor cost is reduced.
Drawings
FIG. 1 is a schematic diagram of an information coding structure based on a circumferentially arranged step array before the sponge outer layer is torn.
FIG. 2 is a schematic diagram of an information coding structure based on a circumferentially arranged step array after the sponge outer layer is torn.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Detailed description of the preferred embodiment
The embodiment is an information coding structure embodiment based on a circumferentially arranged step array.
The information coding structure based on the circumferentially arranged step arrays comprises a coding inner layer and a sponge outer layer, wherein the sponge outer layer is connected with the coding inner layer through a tear line, and a first disc, a second disc and a third disc are arranged on the surface of the coding inner layer;
the schematic diagram of the information coding structure based on the circumferentially arranged step arrays before the sponge outer layer is torn is shown in FIG. 1;
the schematic diagram of the information coding structure based on the circumferentially arranged step array after the sponge outer layer is torn is shown in fig. 2, wherein in fig. 2, a high step is represented by black, and a low step is represented by white;
the first disc comprises n step periods with central angles in an equal difference array in the circumferential direction, the height of the step in each step period changes monotonously, the central angles corresponding to the steps in the same step period are equal, and p is arranged in the ith step periodiA fan-shaped step;
the second disc comprises p in the circumferential directioniEach step period, the height of the step in each step period changes monotonously, the central angles corresponding to the steps in the same step period are equal, the central angle corresponding to the jth step period is equal to the central angle corresponding to the jth step in the first disc, and q is arranged in the jth step periodiA fan-shaped step;
the third disc comprises 1 starting line and n position lines in the circumferential direction, the 1 starting line and the n position lines are located at radius positions, the cross section of the third disc is triangular, the starting line corresponds to an intersection line of a step period corresponding to the maximum central angle and a step period corresponding to the minimum central angle in the first disc, and each position line corresponds to one step period in the first disc.
Detailed description of the invention
The embodiment is an embodiment of an information decoding method based on a circumferentially arranged step array.
The information decoding method based on the circumferentially arranged step arrays in this embodiment is implemented on the information coding structure based on the circumferentially arranged step arrays in the first specific embodiment, and the method includes the following steps:
step a, tearing off the outer layer of the sponge to expose the inner coding layer;
b, under the condition that the plane of the running track of the distance detection device is parallel to the plane of the inner coding layer, taking the center of the circle of the first disc as the center of the circle and any length not exceeding the radius of the first disc as the radius, running a circular track by the distance detection device, and recording the corresponding relation f of the distance and the angle of the first disc1(d11) Taking the circle center of the second disc as the circle center and any length not exceeding the radius of the second disc as the radius, the distance detection device runs a circular track, and records the corresponding relation f of the distance and the angle on the second disc2(d22) Taking the center of the third disc as the center of a circle and any length not exceeding the radius of the third disc as the radius, the distance detection device runs a circular track, and records the corresponding relation f between the distance and the angle on the third disc3(d33);
Step c, pair f1(d11) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0; determining the change rule of the steps in the first disc along with the angle according to the change position of the steps and the change rule of the lifting steps;
step d, pair f2(d22) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0; determining the change rule of the steps in the second disc along with the angle according to the change positions of the steps and the change rule of the lifting steps;
step e, for f3(d33) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0; determining the change rule of the initial line and the position line along with the angle in the third round disc according to the change position of the step and the change rule of the lifting step;
step c, step d and step e are executed synchronously or sequentially according to any sequence;
step f, finding the intersection line of the step period corresponding to the maximum central angle and the step period corresponding to the minimum central angle in the first disc, defining the position as an initial position, and re-planning the change rule f of the steps along with the angle in the first disc1(d1,β);
Step g, finding out the intersection line of the step period corresponding to the maximum central angle and the step period corresponding to the minimum central angle in the second disc, defining the position as the initial position, and re-planning the change rule f of the step along with the angle in the second disc2(d2,β);
H, finding a start line in the third disc, defining the position of the start line as a start position, and re-planning the change rule f of the position line in the third disc along with the angle3(d3,β);
Step f, step g and step h are executed synchronously or sequentially according to any sequence;
step i, based on f1(d1,β)、f2(d2Beta) and f3(d3Beta) determining the corresponding relation of the position lines in the steps in the first disc, the steps in the second disc and the third disc according to the principle of equal angles;
and j, identifying the hidden information according to the corresponding relation of the step in the first disc, the step in the second disc and the position line in the third disc.
Detailed description of the preferred embodiment
The embodiment is an embodiment of an information decoding method based on a circumferentially arranged step array.
In the information decoding method based on the circumferentially arranged step array of this embodiment, on the basis of the second specific embodiment, the step j is further defined to include the following steps:
step j1, encoding steps in the first disc, wherein the encoding comprises a period code and a step code;
step j2, encoding steps in the second disc, wherein the encoding comprises a large period code, a small period code and a small step code;
step j3, encoding the position line in the third disc, wherein the encoding comprises a position code;
step j1, step j2 and step j3 are executed synchronously or sequentially according to any sequence;
the position code, the period code and the large period code are consistent, and the step code and the small period code are consistent;
step j4, based on the principle that the position code, the period code and the large period code are consistent, and the step code and the small period code are consistent, the first disc, the second disc and the third disc are integrated and coded to obtain the period code, the step code and the small step code;
and step j5, finding the information in the information table based on the period code, the step code and the small step code.
Detailed description of the invention
The embodiment is an embodiment of an information decoding method based on a circumferentially arranged step array.
The information decoding method based on the circumferentially arranged step array of this embodiment takes the first disk, the second disk and the third disk in fig. 2 as an example to explain the specific steps of the method, and includes the following steps:
step a, tearing off the outer layer of the sponge to expose the inner coding layer;
b, under the condition that the plane of the running track of the distance detection device is parallel to the plane of the inner coding layer, taking the center of the circle of the first disc as the center of the circle and any length not exceeding the radius of the first disc as the radius, running a circular track by the distance detection device, and recording the corresponding relation f of the distance and the angle of the first disc1(d11) Taking the circle center of the second disc as the circle center and any length not exceeding the radius of the second disc as the radius, the distance detection device runs a circular track, and records the corresponding relation f of the distance and the angle on the second disc2(d22) Taking the center of the third disc as the center of a circle and any length not exceeding the radius of the third disc as the radius, the distance detection device runs a circular track, and records the corresponding relation f between the distance and the angle on the third disc3(d33);
For the first disc, the results detected are shown in the following table:
angle of rotation Distance between far and near
0~60 Far away
60~120 Near to
120~240 Far away
240~360 Near to
For the second disc, the results were detected as shown in the following table:
angle of rotation Distance between far and near
0~30 Far away
30~60 Near to
60~90 Far away
90~120 Near to
120~180 Far away
180~240 Near to
240~300 Far away
300~360 Near to
For the third disc, the results were detected as shown in the following table:
angle of rotation Distance between far and near
0 Near to
15 Near to
150 Near to
Others Far away
Step c, pair f1(d11) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0; determining the change rule of the steps in the first disc along with the angle according to the change position of the steps and the change rule of the lifting steps;
step d, pair f2(d22) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0; determining the change rule of the steps in the first disc along with the angle according to the change position of the steps and the change rule of the lifting steps;
step e, for f3(d33) Calculating a derivative, namely determining the step change position at an angle with the absolute value of the derivative larger than a threshold value; in the step change position, the step is ascending if the derivative is less than 0, and the step is descending if the derivative is greater than 0; determining the change rule of the initial line and the position line along with the angle in the first disc according to the change position of the step and the change rule of the lifting step;
the change rule of the step along with the angle obtained in the steps c, d and e is shown in the following table:
for the first disc, the results detected are shown in the following table:
angle of rotation Distance between far and near
0~60 Is low in
60~120 Height of
120~240 Is low in
240~360 Height of
For the second disc, the results were detected as shown in the following table:
angle of rotation Distance between far and near
0~30 Is low in
30~60 Height of
60~90 Is low in
90~120 Height of
120~180 Is low in
180~240 Height of
240~300 Is low in
300~360 Height of
For the third disc, the results were detected as shown in the following table:
Figure BDA0002224366500000081
step c, step d and step e are executed synchronously or sequentially according to any sequence;
step f, finding the intersection line of the step period corresponding to the maximum central angle and the step period corresponding to the minimum central angle in the first disc, defining the position as an initial position, and re-planning the change rule f of the steps along with the angle in the first disc1(d1,β);
Step g, finding out the intersection line of the step period corresponding to the maximum central angle and the step period corresponding to the minimum central angle in the second disc, defining the position as the initial position, and re-planning the change rule f of the step along with the angle in the second disc2(d2,β);
H, finding a start line in the third disc, defining the position of the start line as a start position, and re-planning the change rule f of the position line in the third disc along with the angle3(d3,β);
In this embodiment, since the first disk has only two periods, there are two intersecting lines corresponding to the maximum central angle step period and the minimum central angle step period, and the first intersecting line is the intersecting line to be found according to the counterclockwise rotation, and since the intersecting lines of the first disk, the second disk and the third disk are all at the 0-degree position, the result after the replanning is the same as that before the planning;
step f, step g and step h are executed synchronously or sequentially according to any sequence;
step i, based on f1(d1,β)、f2(d2Beta) and f3(d3Beta) determining the corresponding relation of the position lines in the steps in the first disc, the steps in the second disc and the third disc according to the principle of equal angles;
the obtained correspondence is that the first position line corresponds to a low in the first puck and a low in the second puck, and the second position line corresponds to a low in the first puck and a low in the second puck;
and j, identifying the hidden information according to the corresponding relation of the step in the first disc, the step in the second disc and the position line in the third disc.
The first position line is a province mark, and the corresponding relation among the steps in the first disc, the steps in the second disc and the provinces is shown in the following table:
first disc Second disc Province of labor
Is low in Is low in A province
Is low in Height of B province
Height of Is low in C province
Height of Height of D province
According to the corresponding relation in the table, the first position line is corresponding to the low in the first disc and the low in the second disc, and the first position line corresponds to province A;
the second position line is a city mark, and on the premise that the first position line corresponds to province A, the corresponding relation among the steps in the first disc, the steps in the second disc and the city is shown in the following table:
first disc Second disc Province of labor
Is low in Is low in A city
Is low in Height of B city
Height of Is low in C city
Height of Height of D city
According to the corresponding relation in the table, the first position line is corresponding to the low in the first disk and the low in the second disk, and the first position line corresponds to city A;
by analogy, any information can be determined.
Even if the name information is the name information, the pronunciation of the name can be determined by the initial consonant, the vowel and the tone, and then the character is determined according to the ranking in the pronunciation.
It should be noted that the start line and the position line in the third disk can be distinguished by setting different line shapes and/or line widths.

Claims (1)

1. The information coding inner layer structure is characterized in that a first disc, a second disc and a third disc are arranged on the surface of the information coding inner layer structure;
the first disc comprises n step periods with central angles in an equal difference array in the circumferential direction, the height of the step in each step period changes monotonously, the central angles corresponding to the steps in the same step period are equal, and p is arranged in the ith step periodiA fan-shaped step;
the second disc comprises p in the circumferential directioniEach step period, the height of the step in each step period changes monotonously, the central angles corresponding to the steps in the same step period are equal, the central angle corresponding to the jth step period is equal to the central angle corresponding to the jth step in the first disc, and q is arranged in the jth step periodiA fan-shaped step;
the third disc comprises 1 starting line and n position lines in the circumferential direction, the 1 starting line and the n position lines are located at radius positions, the cross section of the third disc is triangular, the starting line corresponds to an intersection line of a step period corresponding to the maximum central angle and a step period corresponding to the minimum central angle in the first disc, and each position line corresponds to one step period in the first disc.
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