CN105866235A - Jewel identification apparatus and method thereof - Google Patents
Jewel identification apparatus and method thereof Download PDFInfo
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- CN105866235A CN105866235A CN201610182820.6A CN201610182820A CN105866235A CN 105866235 A CN105866235 A CN 105866235A CN 201610182820 A CN201610182820 A CN 201610182820A CN 105866235 A CN105866235 A CN 105866235A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
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Abstract
The invention relates to a jewel identification apparatus and a method thereof. The jewel identification apparatus comprises: magnetic moment measuring unit used for measuring the magnetic moment of a jewel; a receiving unit used for receiving at least one parameter of the jewel, input by a user; and an identification unit used for identifying the grade of the jewel based on the magnetic moment and the at least one parameter.
Description
Technical field
Present invention relates in general to Gemstone Identification, more specifically it relates to one utilizes magnetic moment vector to identify
The apparatus and method of the grade of gem.
Background technology
Jewelry Market is very different at present, and gemstone testing is particularly important.Existing qualification mode is main
It is divided into manual detection and instrument detection two ways.Wherein, manual detection is mainly by observing the face of gem
Color, gloss, hardness, transparency etc. are identified；To have letter to have numerous in instrument detection, most basic can lead to
Cross magnifier, pocket lamp etc. simply to identify, additionally can use polariscope, refractometer, microscope
Or spectrogrph identifies, as what the Chinese patent of Patent No. CN101858858A proposed " a kind of uses
In jewelry or the reflective spectral measurement sampling method of jewel detection ", the reflectance spectrum arrived by Determination
In figure, characteristic absorption peak or absorption corresponding to gem bring the true and false judging gem, and for example Patent No.
" the Gems testing method and device " that the Chinese patent of CN104749158A proposes, by examining
The Raman spectrum curve recorded is with the contrast of standard Raman spectroscopy picture library thus carries out Gemstone Identification, the most specially
" a kind of jewelry kind analyzed based on many POPs that the Chinese patent that profit number is CN105181809A proposes
Authentication method and system ", analyzed by many POPs and obtain gem composition and internal structural information, further according to
Evaluation standard carries out Fuchsine acid staining.
It can be seen that the result of manual detection depends on the experience of trier, subjective factors is excessive, it is difficult to
Realize objective jewelry Fuchsine acid staining；Instrument detection is mainly by analyzing physical property or the optics spy of gem
Property carry out the qualification of jewelry grade, but relative, the detection of existing instrument or detection gem kind is single,
Or high expensive or operation complexity, some even has certain destructiveness, and all concentrate on traditional light,
Color aspect.
Accordingly, it would be desirable to a kind of frontier, simple operation, the most disruptive, can Quantitative measurement gem
Apparatus and method.
Summary of the invention
For the shortcoming and defect overcoming prior art to exist, one aspect of the present invention is to provide one
The apparatus and method of Gemstone Identification, it is easy to implement, it is possible to utilize magnetic moment vector gem to carry out classification identification.
According to the present invention one one exemplary embodiment, a kind of Gemstone Identification device, including: magnetic moment measurement unit,
For measuring the magnetic moment of gem；Receive unit, for receiving at least one parameter of the gem of user's input；
And qualification unit, for identifying described gem based on described magnetic moment and at least one parameter described
Grade.
In certain embodiments, described magnetic moment measurement unit is three-dimensional magnetic moment measuring unit, and it is used for measuring
The trivector magnetic moment of described gem.
In certain embodiments, one of described at least one parameter volume and quality of including described gem.
In certain embodiments, described Gemstone Identification device, also include: look-up table unit, it is by described
The described magnetic moment of gem is mapped to specific grade with the ratio of at least one parameter described of described gem,
Wherein, described qualification unit calculates the described magnetic moment of described gem and at least one ginseng described of user's input
The ratio of number, and determine the grade of described gem from described look-up table unit based on described ratio.
In certain embodiments, one of described at least one parameter volume and quality of including described gem with
And the kind of described gem, described Gemstone Identification device also includes look-up table unit, described look-up table unit
According to the kind of described gem, by the ratio of one of the volume of the magnetic moment of described gem and described gem and quality
Value is mapped to specific grade, and the magnetic moment that described qualification unit calculates described gem is described with what user inputted
The ratio of one of the volume of gem and quality, and kind based on described gem and described ratio are from institute
State look-up table unit and determine the grade of described gem.
According to the present invention one one exemplary embodiment, a kind of Gemstone Identification method, comprise the following steps: survey
The magnetic moment of amount gem；Receive at least one parameter of the described gem of user's input；And according to described magnetic
The grade of gem described in square and at least one parameter determination described.
In certain embodiments, the described magnetic moment measuring described gem includes measuring the trivector magnetic of gem
Square.
In certain embodiments, one of described at least one parameter volume and quality of including described gem.
In certain embodiments, determine that the grade of described gem includes calculating magnetic moment and the user of described gem
The ratio of at least one parameter described of input, and determine described from look-up table unit based on described ratio
The grade of gem, wherein said look-up table unit by described in the magnetic moment of described gem and described gem at least
The ratio of one parameter is mapped to specific grade.
In certain embodiments, one of described at least one parameter volume and quality of including described gem with
And the kind of described gem, determine that the grade of described gem includes that the magnetic moment calculating described gem is defeated with user
The ratio of one of the volume of the described gem entered and quality, and kind based on described gem and described ratio
Value determines the grade of described gem from look-up table unit, and wherein said look-up table unit is according to the kind of gem
And the ratio of the magnetic moment of described gem and one of the volume of described gem and quality is mapped to specific product
Level.
The present invention compared with prior art, has the advantage that
1. be different from existing to measure ruby optical characteristic, utilize spectrogram by the method for gem classification,
The invention provides a kind of method identifying gem based on magnetism characteristic, enrich the kind of Gemstone Identification device
Class, the method having expanded Gemstone Identification.
2. the present invention measures the magnetic moment of gem by three-dimensional magnetic moment measuring unit, it is possible to by the three of tested gem
N dimensional vector n magnetic moment measurement goes out, and obtains the most comprehensively data, and the most further gemstone analysis is identified.
3. the present invention will measure the gem volume of magnetic moment and the input of gained or quality by arithmetic element
Ratio meter calculates, and the ratio calculated is mapped to look-up table unit, determines the category of tested gem
And grade, and then realize the qualification to variety classes gem quality.It is right that the method that the present invention uses improves
The efficiency of Gemstone Identification, can be widely used in the qualification place of various gem simultaneously, has the biggest
Practical value.
Other advantages of the present invention are by from reference to the accompanying drawings the description of detailed description of the invention being become aobvious
So.
Accompanying drawing explanation
Fig. 1 illustrates the block diagram of the Gemstone Identification device according to the present invention one one exemplary embodiment；
Fig. 2 A illustrates the look-up table used in the Gemstone Identification device according to the present invention one one exemplary embodiment
Schematic diagram；
Fig. 2 B illustrates the lookup used in the Gemstone Identification device according to another one exemplary embodiment of the present invention
The schematic diagram of table；
Fig. 3 illustrates the flow chart of the Gemstone Identification method according to the present invention one one exemplary embodiment.
Detailed description of the invention
For the ease of skilled artisan understands that the ultimate principle of the present invention, describe below in conjunction with accompanying drawing
Some one exemplary embodiment of the present invention.However, it is understood that the invention is not limited in these exemplary realities
Execute the precise forms of example, but various change can be carried out in form and details.
In order to gem is carried out objective and accurate qualification, embodiments herein proposes a kind of profit
With measuring the device that gem magnetic moment carries out identifying.
Fig. 1 illustrates the block diagram of the Gemstone Identification device according to the present invention one one exemplary embodiment.Such as Fig. 1 institute
Showing, Gemstone Identification device 100 may include that reception unit 110, magnetic moment measurement unit 120, identifies
Unit 130, look-up table unit 140 and output unit 150.
Receive unit 110 and may be used for receiving at least one parameter of the gem of user's input, such as gem
Quality and volume.In certain embodiments, receive unit 110 and can also receive the gem of user's input
Other parameters, the kind etc. of such as gem.
The application be utilize detection gem magnetic moment size to judge gem some element-specific contained number,
And then differentiate the grade of gem.Obviously, different gems are not of uniform size, such as, for identical magnetic moment amount
The gem that gem, volume or quality are big, its magnetic moment amount is the least, therefore, its magnetic moment of simple measurement
Size cannot judge the relative quantity of some element-specific, also should in conjunction with the special parameter of gem such as quality or
Volume judges.Thus, the present invention is provided with reception unit 110, for the ginseng inputting each gem to be measured
Number (such as volume, quality etc.).
The input of gem parameter can be manual input, it is also possible to be the input of data transmittal and routing form.Right
In the input of manual form, Trackpad or display screen, keyboard etc can be provided with by receiving unit 110
Input equipment, inputs the gemological quality measured or volume；For the input of data transmittal and routing form, can
To be connected with receiving unit 110 by the instrument measuring gem information, the measurement result of measuring instrument directly passes
Enter to receive in unit 110.Alternatively, it is possible to the gem parameter preserved is called by latticed form
Receive unit 110, for follow-up use.
This magnetic moment measurement unit 120 may be used for measuring the magnetic moment of gem.
Such as, this magnetic moment measurement unit 120 can be vibrating specimen magnetometer, superconducting quantum interference device (SQUID),
Physical measurement system etc..Obviously, magnetic moment measurement unit 120 is unrestricted in above-mentioned shape, and it can foundation
Be actually needed selection, with adapt to different identify occasion actual demand.
In the present embodiment, use three-dimensional magnetic moment measuring unit 120 that gem carries out trivector magnetic moment survey
Amount.This three-dimensional magnetic moment measuring unit 120 can be the China of such as Application No. 201610006702.X
The magnetic moment measurement instrument mentioned in patent " trivector magnetic moment measurement instrument ", by x, y, z direction
The trivector magnetic moment of gem measured by the three groups of coils arranged.Alternatively, it would however also be possible to employ be provided with single group line
The magnetic moment measurement instrument of circle group, by measuring the magnetic moment component of gem on tri-directions of x, y and z respectively,
Again Vector modulation and draw the trivector magnetic moment of gem.
This qualification unit 130 may be used for identifying institute based on described magnetic moment and at least one parameter described
State the grade of gem.Specifically, described qualification unit 130 calculates the relative magnetic moment amount of gem, then by magnetic
Square amount is mapped to look-up table unit 140.The present embodiment indication is gem unit mass or list relative to magnetic moment amount
The magnetic moment amount of position volume.
As described in aforementioned, the qualification of gem needs to be weighed by relative magnetic moment amount.Magnetic moment measurement unit 120
After identifying that the data acquisition that gem needs completes with reception unit 110, identify that unit 130 is by collection
Data carry out ratio computing.Specifically, by " X=M/m " or " X=M/V " (X: magnetic moment relatively
Amount, M: magnetic moment, m: quality, V: volume) calculate relative magnetic moment amount.
This look-up table unit 140 may be used for looking into identifying that the relative magnetic moment amount that unit 130 calculates is mapped to
Look in table, and feed back to the result of mapping identify unit 130.
Fig. 2 A shows and illustrates according to searching expression in the present invention one one exemplary embodiment Gemstone Identification device
It is intended to.As shown in figs. 1 and 2, identify that the relative magnetic moment amount that unit 130 calculates is X, be mapped to
In look-up table, the grade of its correspondence is Y, and mapping result Y is fed back to identify list by look-up table unit 140
Unit 130.
This output unit 150 is displayed for the qualification result of gem.
Such as, output unit 150 can be and the display identifying that unit 130 is connected, directly display out
Qualification result；Can also be a data base, collect the qualification result of storage gem and upload in network, can
The qualification result checking gem is called the most at any time from terminal unit (such as computer, mobile phone etc.).
In another embodiment, Gemstone Identification device is essentially identical with above-mentioned Gemstone Identification device, only exists
Receive unit 110 and look-up table unit 140 is slightly different.
The gem that the application mentions both includes having drawn from the mineral of natural monocrystal or bicrystal, this kind of treasured
Stone is normally taken from an independent crystal, is that our naked eyes just can see that (so being again phenocrystalline),
Such as ruby, sapphire, emerald etc.；Also include natural Within Monominerals aggregation, as lazurite, Achates,
Crystal etc.；Also include that some are organic, such as succinum, Margarita, Corallium Japonicum Kishinouye etc.；Also include tiny crystals set
Jade, by countless tiny, under high power ultramicroscope, only just can see the crystal group of structure clearly
Become (so being again cryptocrystalline), such as Aeschna melanictera, nephrite, dushan diopside, soapstone, opal etc..
It can be seen that different gems are different because of composition, its grade criterion is the most different, some single unit
Cellulose content is the highest, and its grade is the highest, and it is the highest that some mixes some element-specific, and its grade is the highest, thus
The foundation of different Gemstone Identification grades is different.Thus, in order to different gems are identified, this
Embodiment adds the input of gem kind receiving unit 110, and is provided with at look-up table unit 140
The grade look-up table that different gem kinds are corresponding.
Fig. 2 B shows and illustrates according to look-up table in another one exemplary embodiment Gemstone Identification device of the present invention
Figure.As shown in Figure 2 B, receive unit 110 and receive kind Z of gem and volume V or quality m
Typing, magnetic moment measurement unit 120 is measured the magnetic moment M of gem, is identified that the above results is sought ratio by unit 130
It is worth relative magnetic moment amount X=M/V or the X=M/m of gem, and by the relative magnetic moment amount tried to achieve and treasured
Stone kind Z is mapped in look-up table unit 140 look-up table of gem kind Z of correspondence, obtains mapping knot
Really Y, this mapping result Y is fed back to identify unit 130, identifies unit 130 by look-up table unit 140
Qualification result is shown by output unit 150.
Should be understood that and between relative magnetic moment and grade, there may be various corresponding relation.Such as, for having
Gem, relative magnetic moment is the least, and grade is the highest；For the gem having, when being a certain value relative to magnetic moment,
Grade is the highest, and relative magnetic moment is higher or lower, and corresponding grade is the lowest.Visible, this corresponding relation
Can be different because of gem kind.
Fig. 3 shows the flow chart of Gemstone Identification method according to an embodiment of the invention.As it is shown on figure 3,
The step of this Gemstone Identification method includes: measure the magnetic moment of gem；Among the quality of input gem or volume
Arbitrary parameter；Grade according to gem described in above-mentioned magnetic moment and at least one parameter determination described.
Specifically, gem to be measured is put into magnetic moment measurement unit 120 measure magnetic moment and be input to identify unit
130.This magnetic moment measurement unit 120 can be single group coil, by gem to be measured is moved on to x, y, z
The magnetic moment in three directions is measured in three directions respectively, then Vector modulation draws the three-dimensional magnetic moment amount of gem to be measured；
The coil groups measurement that can also be provided in three directions of x, y, z draws the three-dimensional magnetic moment amount of gem to be measured.
In one embodiment, measure quality or the arbitrary parameter of volume of gem to be measured, and be entered into and connect
Receive unit 110.The quality of this gem or volume can be measured by externally measured instrument, then by user's typing
To receiving unit 110, or it is transmitted directly to receive unit 110 by externally measured instrument.
In another embodiment, because different Gemstone Identification standards are different, therefore for different gems according to magnetic
The numerical value that square amount is identified also is not quite similar.Therefore, in order to comprehensively measure all kinds of gem, also need to receive
The kind of unit 110 typing gem, in order to it is the most convenient that follow-up mapping is identified.Specifically, measure
The volume of gem or quality, be entered into reception unit 110 in the lump by its kind with gem, and by connecing
Receive unit 110 and transmit qualification unit 130.
After identifying magnetic moment and the parameter that unit 130 receives gem, according to " X=M/m " or " X=M/V "
Calculate relative magnetic moment amount X, and by the kind of information the most incoming look-up table unit of result of calculation Yu gem
140.Look-up table unit 140 is according to the kind of gem, by the content map of input looking into corresponding kind
Look for table, and find out corresponding gem grade according to relative magnetic moment amount X calculated, will find afterwards
Grade result feed back to identify unit 130.Receive the qualification unit 130 of lookup result by output
Qualification result is demonstrated by unit 150.This output unit 150 can be computer, mobile phone or other are visual
Equipment.
Alternatively, it is possible to first input the quality of gem, then measure its magnetic moment, or the two synchronization is carried out,
Identify that the method for gem is not restricted to said sequence, can adjust according to practical situation.
Below, another embodiment of the application it is specifically described for the identification apparatus of diamond and method thereof.
With reference to Fig. 1, this identification apparatus includes receiving unit 110, three-dimensional magnetic moment measuring unit 120, identifying
Unit 130, look-up table unit 140 and output unit 150.Wherein, receive unit 110 to be used for receiving
The quality typing of diamond.Specifically, receive unit 110 and can be provided with the recording device such as keyboard or touch screen,
After good for the mass measurement of diamond under test, it be input to receive unit 110 by recording device, receive unit
The quality information of input is sent to identify unit 130 by 110 again.Three-dimensional magnetic moment measuring unit 120 is used for
Measuring the magnetic moment of diamond under test, it is provided with one group of coil and a rotatable sample stage, and sample stage is used for placing
Diamond under test also drives it to go to three directions of x, y, z to measure the diamond magnetic moment in these three direction,
The magnetic moment in three directions that synthesis records draws the three-dimensional magnetic moment of diamond under test.Identify unit 130 by based on
Calculate the relative magnetic moment amount of diamond under test, the ratio of its three-dimensional magnetic moment with its quality by calculating diamond,
Go out the relative magnetic moment amount of diamond, and income value is input in look-up table unit 140.Look-up table unit 140
For the relative magnetic moment amount of input being mapped in the look-up table of correspondence, obtain the grade of diamond under test.Tool
Body ground, the diamond because naturally occurring is to be formed by the crystallization of single-element carbon, and the diamond that therefore grade is high is not
Tool magnetic, grade is low or the diamond of synthetic, because of the impact of impurities, can produce magnetic,
Therefore, corresponding to growing from weak to strong of relative magnetic moment amount, in look-up table, precious stones is classified as from high to low
FL、IF、VVS1、VVS2、VS1、VS2、SI1、SI2、SI3、I1、I2、I3.Look-up table is also
For the gem obtained grade being fed back to qualification unit 130.Finally, identify that unit 130 is by qualification
Grade result is passed to output unit 150, and output unit 150 is for demonstrating qualification result.Specifically
Ground, qualification result can be demonstrated by output unit 150 by computer, mobile phone or other display equipment.This
Outward, output unit 150 also can be connected to the network, facilitates different location to inquire about qualification result at any time.
With reference to shown in Fig. 3, first diamond under test is put in three-dimensional magnetic moment measuring unit 120, by brill to be measured
Stone goes to x, y, z direction, measures the diamond magnetic moment in these three direction respectively, is finally synthesizing and draws three
N dimensional vector n magnetic moment, and be input to measurement result identify unit 130；Secondly, the matter of diamond under test is measured
Amount, by the mass input of surveyed diamond to receiving unit 110, receives unit 110 and transmits the result to mirror
Cell 130；Again, identify that unit 130 will input its interior gemological quality to be measured and magnetic moment seeks ratio,
Obtain relative magnetic moment amount, and map that to position corresponding in look-up table unit 140, obtain diamond
Grade, the diamond grade obtained is fed back to identify unit 130, identifies unit by look-up table unit 140 again
Qualification result is demonstrated by 130 by output unit 150.Alternatively, it is possible to first input the quality of diamond,
Measure its magnetic moment again, or the two synchronization is carried out.
In sum, the invention provides a kind of apparatus and method identifying gem based on magnetism characteristic, logical
Cross the parameters such as the reception unit input kind of gem, quality or volume, surveyed by three-dimensional magnetic moment measuring unit
The magnetic moment of amount gem, by identifying that unit calculates relative magnetic moment amount, and the relative magnetic moment that will be calculated
Amount is mapped to look-up table unit, determines the grade of tested gem, and then realizes variety classes gem quality
Qualification.The device and method that the present invention is previously mentioned has not been used on existing market, the qualification of its novelty
Form and accurately measurement result are fully compatible for promotion and application.
Although describing the present invention above with reference to one exemplary embodiment, but the invention is not restricted to this.This area
It is obvious to the skilled person that in the case of without departing from the scope of the present invention and thought, can carry out
Variations and modifications in form and details.The scope of the present invention is only by claims and equivalence thereof
Thing defines.
Claims (10)
1. a Gemstone Identification device, including:
Magnetic moment measurement unit, for measuring the magnetic moment of gem；
Receive unit, for receiving at least one parameter of the gem of user's input；And
Identify unit, for identifying described gem based on described magnetic moment and at least one parameter described
Grade.
Gemstone Identification device the most according to claim 1, wherein, described magnetic moment measurement unit is three
Dimension magnetic moment measurement unit, it is for measuring the trivector magnetic moment of described gem.
Gemstone Identification device the most according to claim 1, wherein, at least one parameter described includes
One of the volume of described gem and quality.
Gemstone Identification device the most according to claim 1, also includes:
Look-up table unit, it is by the described magnetic moment of described gem and at least one parameter described in described gem
Ratio be mapped to specific grade,
Wherein, described qualification unit calculates described magnetic moment and described at least the one of user's input of described gem
The ratio of individual parameter, and determine the grade of described gem from described look-up table unit based on described ratio.
Gemstone Identification device the most according to claim 1, wherein, at least one parameter described includes
One of the volume of described gem and quality and the kind of described gem,
Described Gemstone Identification device also includes look-up table unit, and described look-up table unit is according to described gem
Kind, is mapped to the ratio of the magnetic moment of described gem and one of the volume of described gem and quality specifically
Grade,
Described qualification unit calculates the magnetic moment of described gem and the volume of the described gem of user's input and matter
Amount one of ratio, and kind based on described gem and described ratio true from described look-up table unit
The grade of fixed described gem.
6. a Gemstone Identification method, comprises the following steps:
Measure the magnetic moment of gem；
Receive at least one parameter of the described gem of user's input；And
Grade according to gem described in described magnetic moment and at least one parameter determination described.
Method the most according to claim 6, wherein, the described magnetic moment measuring described gem includes surveying
The trivector magnetic moment of amount gem.
Method the most according to claim 6, wherein, at least one parameter described includes described gem
Volume and one of quality.
Method the most according to claim 6, wherein it is determined that the grade of described gem includes calculating institute
State the ratio of the magnetic moment of gem and at least one parameter described of user's input, and based on described ratio from
Look-up table unit determines the grade of described gem, wherein said look-up table unit by the magnetic moment of described gem with
The ratio of at least one parameter described of described gem is mapped to specific grade.
Method the most according to claim 6, wherein, at least one parameter described includes described treasured
One of the volume of stone and quality and the kind of described gem, determine that the grade of described gem includes calculating institute
State the ratio of the magnetic moment of gem and one of the volume of the described gem of user's input and quality, and based on institute
Kind and the described ratio of stating gem determine the grade of described gem, wherein said lookup from look-up table unit
Table unit according to the kind of gem by one of the volume of the magnetic moment of described gem and described gem and quality
Ratio be mapped to specific grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182820.6A CN105866235A (en) | 2016-03-28 | 2016-03-28 | Jewel identification apparatus and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182820.6A CN105866235A (en) | 2016-03-28 | 2016-03-28 | Jewel identification apparatus and method thereof |
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| CN105866235A true CN105866235A (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610182820.6A Pending CN105866235A (en) | 2016-03-28 | 2016-03-28 | Jewel identification apparatus and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109299898A (en) * | 2018-09-19 | 2019-02-01 | 深圳市朗耀电子商务有限公司 | A kind of quick storage method of jewelry |
| CN110161112A (en) * | 2018-01-23 | 2019-08-23 | 李菊华 | Measure the equipment and measurement method of jewel magnetism |
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| CN104169011A (en) * | 2012-03-16 | 2014-11-26 | 德比尔斯百年公司 | Gemstone inspection |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110161112A (en) * | 2018-01-23 | 2019-08-23 | 李菊华 | Measure the equipment and measurement method of jewel magnetism |
| CN109299898A (en) * | 2018-09-19 | 2019-02-01 | 深圳市朗耀电子商务有限公司 | A kind of quick storage method of jewelry |
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Application publication date: 20160817 |