CN109584641A - A kind of computer based English study writing device - Google Patents
A kind of computer based English study writing device Download PDFInfo
- Publication number
- CN109584641A CN109584641A CN201811630876.9A CN201811630876A CN109584641A CN 109584641 A CN109584641 A CN 109584641A CN 201811630876 A CN201811630876 A CN 201811630876A CN 109584641 A CN109584641 A CN 109584641A
- Authority
- CN
- China
- Prior art keywords
- writing
- panel
- mounting rack
- computer based
- english study
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
The invention discloses a kind of computer based English study writing devices, computer control of the present invention identifies the content of writing according to the feedback information of the piezoelectric sensing component, and it is shown in the display screen, it is write convenient for writer, and computer control can be realized the clear screen processing to display screen, one key can be reset, and greatly improve the intelligence of writing；When lettering pen of the present invention applies writing power to the slide trigger bar, the slide trigger bar acts on the pressure sensing probe, the pressure sensing probe perceives the triggering reaction of action of writing, and control corresponding LED pieces according to the sensing results of pressure sensing probe by computer control and show, it writes simple and convenient；Inside of the invention is additionally provided with mistake proofing module, and the setting for misplacing module can make the written information for being merely capable of identification lettering pen, prevents hand by equal influence on writing panel.
Description
Technical field
The present invention relates to English study technical field of auxiliary equipment, specifically a kind of computer based English study is write
Device.
Background technique
English is also that most close language is contacted with computer, and most of programming languages are all related with English, and with
The use of network, English use is more universal, and English is one of working language of the United Nations, and the intelligent panel packet for being used to write
Include display screen and the vice screen for writing, be usually all it is first that frame group is good, then in the Surface of profile rubberizing of frame, then
Glass is stained with.
Chinese patent discloses a kind of writing device (Authorization Notice No. CN207833796U), which can will determine
Position part gets off from frame detaching, is then mounted on frame in new tempered glass cemented in place part, i.e., replaceable new tempered glass,
It reduces maintenance difficulty and has saved cost.This writing device is merely capable of completing the writing meaning of traditional blackboard, and with
The continuous development of computer technology, how to realize intelligentized writing control, and be compared according to practical writing state, with
Just the intelligence of writing device is improved, intelligent comparison is carried out to the writing of oneself convenient for learner, there is extremely important effect.
Therefore, those skilled in the art provide a kind of computer based English study writing device, above-mentioned to solve
The problem of being proposed in background technique.
Summary of the invention
The purpose of the present invention is to provide a kind of computer based English study writing devices, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme:
A kind of computer based English study writing device, including installation support component, computer control, display
The support of screen, writing panel and lettering pen, the writing panel adjustable tilt angle is arranged in the installation support component；
The writing panel and computer control control connect, and the computer control and display screen display connect
It connects, which is characterized in that
The computer control is responsible for the English letter information write to the writing panel and is identified, and can be same
When be shown on the writing panel and display screen；
Along being intensively provided with piezoelectric sensing component and LED in the face parallel with writing plane inside the writing panel
Lamp piece component, wherein using the lettering pen when being write on the writing panel, the piezoelectric sensing component and LED
Lamp piece component can be identified and be shown to the position of writing and stroke；
The computer control identifies the content of writing according to the feedback information of the piezoelectric sensing component, and
It is shown in the display screen.
As a further solution of the present invention: the piezoelectric sensing component includes that multiple pressure being intensively arranged at equal intervals pass
Feel probe, the LED pieces component includes multiple LED pieces being intensively arranged at equal intervals, wherein the inside of the writing panel
The upper surface of plate ontology is provided with multiple installation micropore slots of closely spaced array, is sticked on the bottom wall of each installation micropore slot
There is the one-to-one pressure sensing probe therewith, also can slide up and down in the installation micropore slot and be provided with slide trigger
Bar, installation micropore slot upper surface is stretched out in the upper surface of the slide trigger bar, and the LED pieces are arranged in the sliding
The top of frizzen, when the lettering pen applies writing power to the slide trigger bar, the slide trigger bar acts on described
Pressure sensing probe, the pressure sensing probe perceive the triggering reaction of action of writing, and by computer control root
Corresponding LED pieces are controlled according to the sensing results of pressure sensing probe to show.
As a further solution of the present invention: plush copper is fixedly connected at the top of the slide trigger bar, the plush copper
Upper surface is convex configuration, and the plush copper is transparent configuration, the bottom face of the slide trigger bar and the installation micropore slot
Inner bottom wall between be provided with reset spring, the bottom of the slide trigger bar be additionally provided with to it is described state pressure sensing probe into
The trigger head of row trigger action.
As a further solution of the present invention: the gap between two adjacent plush coppers is less than the book of the lettering pen
Write the width of nib, and the maximum cross section of the cross section for writing nib greater than a plush copper and less than two institutes
Two adjacent plush coppers only while being triggered when in order to write in the sum of the maximum cross section for stating plush copper.
As a further solution of the present invention: mistake proofing module is additionally provided with inside the computer control, when same
In moment, when the number of the plush copper of connection be triggered and adjacent is more than or equal to three, the mistake proofing module is triggered, and
The corresponding LED pieces being triggered this moment are controlled not show；
In synchronization, when the number of the plush copper of connection be triggered and adjacent is equal to two, the mistake proofing
Module is not triggered, and controls the corresponding LED pieces that the moment is triggered and show.
As a further solution of the present invention: the installation support component includes fixed pedestal, auxiliary support assemblies, first
Mounting rack, the second mounting rack and writing frame, wherein the lower surface of fixed pedestal opens up fluted, the inside peace of the groove
Equipped with auxiliary support assemblies, the upper surface of the fixed pedestal is fixedly installed with the first mounting rack, and the upper surface of fixed pedestal
The second mounting rack is installed at a side position far from the first mounting rack, the inside of first mounting rack and the second mounting rack is logical
It crosses bolt and is fixedly installed with writing frame, the inside for writing frame is equipped with the writing panel.
As a further solution of the present invention: the side of second mounting rack is fixedly installed fixed plate, and the second peace
The surface shelved offers the first screw hole at the top position of fixed plate, is fixedly installed on rear side of second mounting rack
Hanger bar, the hangs inside of the hanger bar have guard assembly, and the inside of first screw hole is equipped with long bolt, the fixation
The upper surface of plate is fixedly installed with connecting plate, and the upper surface of the connecting plate is fixedly installed liquid crystal display, the display screen
It is connect with the computer control using data line.
As a further solution of the present invention: the auxiliary support assemblies include support plate and resilient cushion, the support plate
Bottom end be fixedly installed resilient cushion, and the upper surface of support plate and fixed pedestal pass through shaft rotation connection, the resilient cushion
It is in same level with cushion, and resilient cushion is a kind of component of rubber material；The shape of the fixed pedestal is " work "
Font, and fixed pedestal and cushion are adhesively fixed by super glue.
As a further solution of the present invention: the guard assembly includes shield, detent slot and hangs lifting lug, described anti-
The inside of shield offers detent slot, and the top of shield is fixedly installed suspension lifting lug, and the width of the detent slot is greater than
The width of liquid crystal display；The diameter of the suspension lifting lug is greater than the diameter of hanger bar, and hangs lifting lug and be integrated with shield
Formula structure.
As a further solution of the present invention: the top for writing frame corresponds to being internally embedded for writing panel and is equipped with
Pin shaft, and the second screw hole is offered at the position for corresponding first screw hole in surface for writing frame, the diameter of second screw hole with
The diameter of first screw hole is identical, and the writing frame and writing panel are rotatablely connected by pin shaft.
Compared with prior art, the beneficial effects of the present invention are:
1, computer control of the present invention knows the content of writing according to the feedback information of the piezoelectric sensing component
Not, it and is shown in the display screen, is write convenient for writer, and computer control can be realized to the clear of display screen
Screen processing, a key can be reset, and greatly improve the intelligence of writing；
2, when lettering pen of the present invention applies writing power to the slide trigger bar, the slide trigger bar acts on the pressure
Power pickup probe, the pressure sensing probe perceive the triggering of action of writing reaction, and by computer control according to
The sensing results of pressure sensing probe control corresponding LED pieces and show, write simple and convenient；
3, be additionally provided with mistake proofing module inside computer control of the invention, in synchronization, it is being triggered and
When the number of the plush copper of adjacent connection is more than or equal to three, the mistake proofing module is triggered, and controls and be triggered this moment
Corresponding LED pieces are not shown；In synchronization, the number of the plush copper of connection be triggered and adjacent is equal to
At two, the mistake proofing module is not triggered, and controls the corresponding LED pieces that the moment is triggered and show, misplaces mould
The setting of block can make the written information for being merely capable of identification lettering pen, prevent hand by the influence waited on writing panel；
4, invention is by being provided with auxiliary support assemblies, when needing using drawing board is write, by Auxiliary support
Component open, the contact area between fixed pedestal and ground can be increased, reduce writing panel write when by
Shaking；By being provided with guard assembly and hanger bar, liquid crystal display can be protected, avoid liquid crystal display and go out
Existing dust, while shield being suspended in hanger bar when using liquid crystal display, shield obtains fixed point and places；By setting
Pin shaft, the first screw hole, the second screw hole and long bolt have been set, can be realized the rotation of writing panel, while can be to writing panel
It is fixed, is sufficiently used convenient for the two sides of writing panel, while ensure that stability of the writing panel when writing.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of computer based English study writing device；
Fig. 2 is a kind of structural schematic diagram of guard assembly in computer based English study writing device；
Fig. 3 is the structure enlargement diagram of part A in Fig. 1；
Fig. 4 is schematic view of the front view inside a kind of writing panel of computer based English study writing device；
Fig. 5 is a kind of writing panel internal sectional structure schematic diagram of computer based English study writing device.
Specific embodiment
Please refer to Fig. 1~5, in the embodiment of the present invention, a kind of computer based English study writing device, including installation
Support component, computer control, display screen 9, writing panel 16 and lettering pen 22,16 adjustable inclined angle of writing panel
The support of degree is arranged in the installation support component；
The writing panel 16 is connected with computer control control, and the computer control and display screen 9 are aobvious
Show connection, which is characterized in that
The computer control is responsible for the English letter information write to the writing panel 16 and is identified, and can
It is shown on the writing panel 16 and display screen 9 simultaneously；
Inside the writing panel 16 along be intensively provided in the face parallel with writing plane piezoelectric sensing component and
LED pieces component, wherein using the lettering pen 22 when being write on the writing panel 16, the piezoelectric sensing group
Part and LED pieces component can be identified and be shown to the position of writing and stroke；
The computer control identifies the content of writing according to the feedback information of the piezoelectric sensing component, and
It is shown in the display screen 9.
In the present embodiment, the piezoelectric sensing component includes multiple pressure sensing probes 26 being intensively arranged at equal intervals,
The LED pieces component includes multiple LED pieces 23 being intensively arranged at equal intervals, wherein the inner panel sheet of the writing panel
The upper surface of body is provided with multiple installation micropore slots 27 of closely spaced array, and being sticked on the bottom wall of each installation micropore slot has
The one-to-one pressure sensing probe 26 therewith, also can slide up and down in the installation micropore slot 27 is provided with sliding and touches
Bar 20 is sent out, installation micropore slot upper surface is stretched out in the upper surface of the slide trigger bar 20, and the setting of the LED pieces 23 exists
The top of the slide trigger bar 20, when the lettering pen 22 applies writing power to the slide trigger bar 20, the sliding touching
Hair bar 20 acts on the pressure sensing probe 26, and the pressure sensing probe perceives the triggering reaction of action of writing,
And corresponding LED pieces are controlled according to the sensing results of pressure sensing probe by computer control and are shown.
As preferred embodiment, the top of the slide trigger bar 20 is fixedly connected with plush copper 24, the plush copper 24
Upper surface is convex configuration, and the plush copper 24 is transparent configuration, and the bottom face of the slide trigger bar 20 and the installation are micro-
Reset spring 25 is provided between the inner bottom wall of hole slot 27, the bottom of the slide trigger bar 20, which is additionally provided with, states pressure to described
The trigger head 28 of the progress trigger action of pickup probe 26.
Wherein, the gap between adjacent two plush coppers 24 is less than the width of the writing nib of the lettering pen 22,
And the cross section for writing nib is greater than the maximum cross section of a plush copper and less than the maximum of two plush coppers
Locate the sum of cross section, only while triggering two adjacent plush coppers 24 when in order to write.
As more preferably embodiment, mistake proofing module is additionally provided with inside the computer control, in synchronization,
When the number of the plush copper 24 of connection be triggered and adjacent is more than or equal to three, the mistake proofing module is triggered, and controls
The corresponding LED pieces being triggered this moment are not shown；
It is described anti-when the number of the plush copper 24 of connection be triggered and adjacent is equal to two in synchronization
Mismatch block is not triggered, and controls the corresponding LED pieces that the moment is triggered and show.
Wherein, the installation support component includes fixed pedestal 1, auxiliary support assemblies 4, the installation of the first mounting rack 5, second
Frame 6 and writing frame 14, wherein the lower surface of fixed pedestal 1 opens up fluted 3, and the inside of the groove 3 is equipped with auxiliary branch
Support component 4, the upper surface of the fixed pedestal 1 is fixedly installed with the first mounting rack 5, and the upper surface of fixed pedestal 1 is far from
Second mounting rack 6 is installed, the inside of first mounting rack 5 and the second mounting rack 6 passes through at one side position of one mounting rack 5
Bolt, which is fixedly installed with, writes frame 14, and the inside for writing frame 14 is equipped with the writing panel 16.
As more preferably embodiment, the side of second mounting rack 6 is fixedly installed fixed plate 7, and the second mounting rack 6
Surface the first screw hole 12 is offered at the top position of fixed plate 7, the rear side of second mounting rack 6 is fixedly installed
Hanger bar 10, the hangs inside of the hanger bar 10 have guard assembly 11, and the inside of first screw hole 12 is equipped with long bolt
13, the upper surface of the fixed plate 7 is fixedly installed with connecting plate 8, and the upper surface of the connecting plate 8 is fixedly installed liquid crystal display
Screen 9, the display screen are connect with the computer control using data line.
Wherein, the auxiliary support assemblies 4 include support plate 41 and resilient cushion 42, and the bottom end fixation of the support plate 41 is set
It is equipped with resilient cushion 42, and the upper surface of support plate 41 and fixed pedestal 1 are rotatablely connected by shaft, the resilient cushion 42 and buffering
Pad 2 is in same level, and resilient cushion 42 is a kind of component of rubber material；The shape of the fixed pedestal 1 is " work " word
Shape, and fixed pedestal 1 is adhesively fixed with cushion 2 by super glue.
In addition, in the present invention, the guard assembly 11 includes shield 111, detent slot 112 and suspension lifting lug 113, institute
The inside for stating shield 111 offers detent slot 112, and the top of shield 111 is fixedly installed suspension lifting lug 113, described
The width of detent slot 112 is greater than the width of liquid crystal display 9；The diameter of the suspension lifting lug 113 is greater than the diameter of hanger bar 10,
And suspension lifting lug 113 is an integral structure with shield 111.The top for writing frame 14 corresponds to the inside of writing panel 16
Insertion is equipped with pin shaft 15, and offers the second screw hole 17, institute at the position of corresponding first screw hole 12 in the surface for writing frame 14
The diameter for stating the second screw hole 17 is identical as the diameter of the first screw hole 12, and the writing frame 14 passes through pin shaft 15 with writing panel 16
Rotation connection, when being write to writing panel 16, so that writing panel, around long bolt 13, rotation is adjustable-angle, and
When not in use, writing panel is fixed in pin shaft 15.
It is above-described, it is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to
This, anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of computer based English study writing device, including installation support component, computer control, display screen
(9), the support of writing panel (16) and lettering pen (22), writing panel (16) the adjustable tilt angle is arranged in the peace
It fills in support component；
The writing panel (16) and computer control control connect, and the computer control and display screen (9) are aobvious
Show connection, which is characterized in that
The computer control is responsible for the English letter information write to the writing panel (16) and is identified, and can be same
When be shown on the writing panel (16) and display screen (9)；
The writing panel (16) is internal along being intensively provided with piezoelectric sensing component and LED in the face parallel with writing plane
Lamp piece component, wherein using the lettering pen (22) when being write on the writing panel (16), the piezoelectric sensing group
Part and LED pieces component can be identified and be shown to the position of writing and stroke；
The computer control identifies the content of writing according to the feedback information of the piezoelectric sensing component, and shows
In the display screen (9).
2. a kind of computer based English study writing device according to claim 1, which is characterized in that the piezoelectricity
Sensory package includes multiple pressure sensing probes (26) being intensively arranged at equal intervals, and the LED pieces component includes multiple intensive
The LED pieces (23) being arranged at equal intervals, wherein the upper surface of the inner panel ontology of the writing panel is provided with closely spaced array
Multiple installation micropore slots (27), be sticked on the bottom wall of each installation micropore slot have therewith the one-to-one pressure pass
Feel probe (26), also can slide up and down and be provided with slide trigger bar (20) in the installation micropore slot (27), the sliding touching
Installation micropore slot upper surface is stretched out in the upper surface for sending out bar (20), and the LED pieces (23) are arranged in the slide trigger
The top of bar (20), when the lettering pen (22) applies writing power to the slide trigger bar (20), the slide trigger bar
(20) the pressure sensing probe (26) is acted on, the pressure sensing probe perceives the triggering reaction of action of writing,
And corresponding LED pieces are controlled according to the sensing results of pressure sensing probe by computer control and are shown.
3. a kind of computer based English study writing device according to claim 2, which is characterized in that the sliding
It is fixedly connected at the top of frizzen (20) plush copper (24), the upper surface of the plush copper (24) is convex configuration, and the plush copper
(24) it is transparent configuration, is arranged between the bottom face of the slide trigger bar (20) and the inner bottom wall of installation micropore slot (27)
Have reset spring (25), the bottom of the slide trigger bar (20), which is additionally provided with, touches the pressure sensing probe (26) of stating
Start the trigger head (28) made.
4. a kind of computer based English study writing device according to claim 3, which is characterized in that adjacent two
Gap between a plush copper (24) is less than the width of the writing nib of the lettering pen (22), and the cross for writing nib
Section is greater than the maximum cross section of a plush copper and less than the sum of the maximum cross section of two plush coppers, in order to
Only two adjacent plush coppers (24) are triggered simultaneously when writing.
5. a kind of computer based English study writing device according to claim 4, which is characterized in that the calculating
Mistake proofing module is additionally provided with inside machine controller, in synchronization, the plush copper (24) of connection be triggered and adjacent
Number when being more than or equal to three, the mistake proofing module is triggered, and controls the corresponding LED pieces that are triggered this moment not
Display；
In synchronization, when the number of the plush copper (24) of connection be triggered and adjacent is equal to two, the mistake proofing
Module is not triggered, and controls the corresponding LED pieces that the moment is triggered and show.
6. a kind of computer based English study writing device according to claim 4, which is characterized in that the installation
Support component includes fixed pedestal (1), auxiliary support assemblies (4), the first mounting rack (5), the second mounting rack (6) and writes frame
(14), wherein the lower surface of fixed pedestal (1) opens up fluted (3), and the inside of the groove (3) is equipped with Auxiliary support group
The upper surface of part (4), the fixed pedestal (1) is fixedly installed with the first mounting rack (5), and the upper surface of fixed pedestal (1) is remote
It is equipped at a side position from the first mounting rack (5) the second mounting rack (6), first mounting rack (5) and the second mounting rack
(6) it is bolted to be equipped on the inside of and writes frame (14), the inside for writing frame (14) is equipped with the writing
Panel (16).
7. a kind of computer based English study writing device according to claim 6, which is characterized in that described second
The side of mounting rack (6) is fixedly installed fixed plate (7), and the surface of the second mounting rack (6) is close to the upper position of fixed plate (7)
The place of setting offers the first screw hole (12), is fixedly installed hanger bar (10), the hanger bar on rear side of second mounting rack (6)
(10) hangs inside has guard assembly (11), and the inside of first screw hole (12) is equipped with long bolt (13), the writing
Panel can be rotated around the long bolt (13) to adjust angle；The upper surface of the fixed plate (7) is fixedly installed with connecting plate
(8), the upper surface of the connecting plate (8) is fixedly installed liquid crystal display (9), the display screen and the computer control
It is connected using data line.
8. a kind of computer based English study writing device according to claim 6, which is characterized in that the auxiliary
Support component (4) includes support plate (41) and resilient cushion (42), and the bottom end of the support plate (41) is fixedly installed resilient cushion
(42), and the upper surface of support plate (41) and fixed pedestal (1) are rotatablely connected by shaft, the resilient cushion (42) and cushion
(2) it is in same level, and resilient cushion (42) is a kind of component of rubber material；The shape of the fixed pedestal (1) is
I-shaped, and fixed pedestal (1) is adhesively fixed with cushion (2) by super glue.
9. a kind of computer based English study writing device according to claim 6, which is characterized in that the protection
Component (11) includes shield (111), detent slot (112) and suspension lifting lug (113), and the inside of the shield (111) opens up
Have detent slot (112), and the top of shield (111) is fixedly installed suspension lifting lug (113), the width of the detent slot (112)
Degree is greater than the width of liquid crystal display (9)；The diameter of suspension lifting lug (113) is greater than the diameter of hanger bar (10), and hangs
Lifting lug (113) is an integral structure with shield (111).
10. a kind of computer based English study writing device according to claim 6, which is characterized in that the book
The top for writing frame (14) corresponds to being internally embedded for writing panel (16) and is equipped with pin shaft (15), and writes the surface of frame (14)
It is offered the second screw hole (17) at the position of corresponding first screw hole (12), the diameter and the first screw hole of second screw hole (17)
(12) diameter is identical, and the writing frame (14) and writing panel (16) are rotatablely connected by pin shaft (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811630876.9A CN109584641B (en) | 2018-12-28 | 2018-12-28 | English learning writing device based on computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811630876.9A CN109584641B (en) | 2018-12-28 | 2018-12-28 | English learning writing device based on computer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109584641A true CN109584641A (en) | 2019-04-05 |
| CN109584641B CN109584641B (en) | 2020-12-29 |
Family
ID=65932327
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811630876.9A Active CN109584641B (en) | 2018-12-28 | 2018-12-28 | English learning writing device based on computer |
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| CN (1) | CN109584641B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935114A (en) * | 2019-04-18 | 2019-06-25 | 江苏海事职业技术学院 | A kind of English picture mosaic teaching equipment |
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