CN109145359B - Steel structure material preparation method based on BIM system and CAD software - Google Patents

Steel structure material preparation method based on BIM system and CAD software Download PDF

Info

Publication number
CN109145359B
CN109145359B CN201810687380.9A CN201810687380A CN109145359B CN 109145359 B CN109145359 B CN 109145359B CN 201810687380 A CN201810687380 A CN 201810687380A CN 109145359 B CN109145359 B CN 109145359B
Authority
CN
China
Prior art keywords
cad
information
cheng
secondary development
bim system
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.)
Active
Application number
CN201810687380.9A
Other languages
Chinese (zh)
Other versions
CN109145359A (en
Inventor
陈敏
尹春明
胡广瑞
付常谊
乔新旺
刘申
臧俊贵
庄庆庆
张淼
王校朋
居力杰
李妍
陈婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway Shanhaiguan Bridge Group Co Ltd
Original Assignee
China Railway Shanhaiguan Bridge Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Railway Shanhaiguan Bridge Group Co Ltd filed Critical China Railway Shanhaiguan Bridge Group Co Ltd
Priority to CN201810687380.9A priority Critical patent/CN109145359B/en
Publication of CN109145359A publication Critical patent/CN109145359A/en
Application granted granted Critical
Publication of CN109145359B publication Critical patent/CN109145359B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/10—Geometric CAD
    • G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/10—Text processing
    • G06F40/166—Editing, e.g. inserting or deleting
    • G06F40/177—Editing, e.g. inserting or deleting of tables; using ruled lines
    • G06F40/18—Editing, e.g. inserting or deleting of tables; using ruled lines of spreadsheets
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
    • G06Q10/087—Inventory or stock management, e.g. order filling, procurement or balancing against orders
    • G06Q10/0875—Itemisation or classification of parts, supplies or services, e.g. bill of materials
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/04—Manufacturing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/08—Construction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/30—Computing systems specially adapted for manufacturing

Abstract

Aiming at the characteristic that the existing steel structure material preparation basically depends on manual processing, the invention jumps out of the existing thinking, and provides a steel structure material preparation method based on a BIM system and CAD software, which uses the BIM system to model the whole project and outputs CAD files of each part; converting the CAD file through the CAD secondary development plug-in a to form Cheng Qietu with part information; operating the part Cheng Qie diagram through the CAD secondary development plug-in b, enabling the part to rotate according to the minimum rectangle comprising the shape of the part, prompting the manual input of the process reserve, and drawing the outer frame of the part Cheng Qietu according to the input addition condition to serve as the material profile of the part; extracting a character module through a CAD secondary development plug-in c, and exporting the character module into a spreadsheet to form a stock sheet with complete steel plate information; the manual operation is greatly reduced, the manpower consumption is reduced, and the working efficiency of material preparation is improved.

Description

Steel structure material preparation method based on BIM system and CAD software
Technical Field
The invention relates to the technical field of steel structure material preparation, in particular to a steel structure material preparation method based on a BIM system and CAD software.
Background
At present, the stock in the steel structure project usually adopts software such as manual operation CAD or EXCEL, the design part is pre-arranged to form a double-fixed-length steel plate specification with fixed width and fixed length, and then the double-fixed-length steel plate specification is submitted to a steel mill for rolling according to the specification. The material preparation mode can save the purchase cost of the project to the greatest extent, but has the defects of too many manual operations, serious limitation on the production progress of the project, influence on the production period and quite many defects. Firstly, misoperation is easy to occur, the manual material preparation method of the pre-arrangement of the parts is adopted, the figures and the data of all parts of the project are required to be manually drawn and input into CAD or EXCEL software and other software, the information quantity of the parts is huge, so that the workload is large, the data is tedious, and the operation errors are easy to occur; secondly, the material preparation efficiency is low, the material preparation is a complicated work with high accuracy, steel plate information required by different parts is required to be manually input, and a material discharge diagram of corresponding steel plates is drawn, so that operators hardly ensure long-time high-efficiency work, and the labor is required to concentrate on and take a great deal of time to complete the material preparation work under the condition of ensuring the accuracy; thirdly, a great deal of human resources are occupied.
Disclosure of Invention
Aiming at the problems, the invention provides a steel structure material preparation method based on a BIM system and CAD software.
A steel structure material preparation method based on a BIM system and CAD software comprises the following steps:
step 1: modeling the whole project by using a BIM system, and outputting CAD files of each part, wherein the file content is a form containing part figures and part numbers, specifications and material information thereof;
step 2: converting the CAD file through the CAD secondary development plug-in a, converting the part number, specification and material information in the form into a single-line text in the graph to form Cheng Qietu with part information;
step 3: operating a part Cheng Qie diagram through a CAD secondary development plug-in b, enabling the part to rotate according to a minimum rectangle comprising the shape of the part, prompting a manual input process reservation, drawing an outer frame of the part Cheng Qietu according to the input addition condition to serve as a material profile of the part, and then automatically identifying the profile size and adding a character module with attribute definition, wherein the character module comprises the thickness, the width, the length, the number, the material and remarking information of a steel plate;
step 4: and extracting the text module through the CAD secondary development plug-in c, and exporting the extracted text module into the electronic form to form a stock list with complete steel plate information.
Further, the CAD secondary development plug-in a is a functional module that performs secondary development on the CAD program through the VISUAL LISP, and performs information conversion on the CAD file of each part that is output after the BIM system is modeled, so that the CAD program performs the following processing: firstly, determining a target area to be processed as an area where the content of a part CAD chart output after BIM system modeling is located; secondly, acquiring the coordinate information of upper and lower diagonal points of the selected target area, converting the part number, specification and material information in the table in the rectangular area formed by encircling the two points into a single-line text in the graph in the selected target area, and thus forming Cheng Qietu with part information quickly.
Further, the CAD secondary development plug-in b is a functional module that performs secondary development on the CAD program through the VISUAL LISP, rapidly and horizontally rotates a plurality of process cut maps with different coordinates and different part information, and automatically generates a single line text of the material profile specification and the steel plate information, so that the CAD program performs the following processing: firstly, checking whether X-axis coordinate values of the selected target interface with part information Cheng Qietu are in a horizontal state, if not, finishing horizontal rotation of the target part according to a minimum rectangle containing the shape of the target part; secondly, judging the coordinate points of the relative positions of the parts Cheng Qie drawing which are rotated to the horizontal state, manually inputting the process reservation, performing logic operation according to the input addition condition, and drawing the outer frame of the part Cheng Qietu to be used as the material profile of the part; thirdly, extracting single-line text information of the material profile and the part Cheng Qie drawing, automatically adding a character module with attribute definition at a designated position above the part drawing through logic operation, wherein the character module comprises thickness, width, length, quantity, material and remark information of a steel plate.
Further, the CAD secondary development plug-in c is a functional module that performs secondary development on the CAD program through the visuallisp, extracts a text module in the CAD program, and derives an EXCEL spreadsheet in a predetermined format, so that the CAD program performs the following processing: firstly, identifying all character modules in a target area in a selected target interface, automatically screening character modules with attribute definition, and obtaining an identification result, wherein the identification result comprises steel plate specification, number, material and remark information in the character modules; and secondly, generating logic structure data which can be identified by an Excel program according to the identification result, and exporting the logic structure data into an Excel electronic table file with a specified format, thereby forming a stock list with complete steel plate information.
The invention has the beneficial effects that: aiming at the characteristic that the existing steel structure material preparation basically depends on manual treatment, the existing thinking is jumped out, and the steel structure material preparation method based on the BIM system and CAD software is provided, so that the manual operation is greatly reduced, the manpower consumption is reduced, and the work efficiency of material preparation is improved.
Drawings
FIG. 1 is a diagram of BIM system modeling of an entire project;
FIG. 2 is a CAD content drawing of a single part output by the BIM system;
FIG. 3 is a single line text diagram of the conversion of form information into graphics interior;
FIG. 4 is an automatically drawn stock map;
fig. 5 is a diagram of a stock form derived.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the invention, fall within the scope of protection of the invention.
Example 1
A steel structure material preparation method based on a BIM system and CAD software comprises the following steps:
step 1: modeling the whole project shown in fig. 1 by using a BIM system, and outputting CAD files of each part, wherein the file content is a table containing part figures and part numbers, specifications and material information of the part as shown in fig. 2;
step 2: converting the CAD file through the CAD secondary development plug-in a, converting the part number, specification and material information in the form into a single line text in the graph to form Cheng Qietu with part information, as shown in FIG. 3;
step 3: operating a part Cheng Qie diagram through a CAD secondary development plug-in b, enabling the part to rotate according to a minimum rectangle comprising the shape of the part, prompting a manual input process to reserve, drawing an outer frame of the part Cheng Qietu according to the input addition condition to serve as a material profile of the part, and then automatically identifying the profile size and adding a character module with attribute definition, wherein the character module comprises the thickness, the width, the length, the quantity, the material and remark information of a steel plate, as shown in fig. 4;
step 4: the text module is extracted through the CAD secondary development plug-in c and exported to the electronic form, and a stock sheet with complete steel plate information is formed, as shown in fig. 5.
In addition, the CAD secondary development plug-in a is a functional module for carrying out secondary development on a CAD program through a VISUAL LISP and carrying out information conversion on a CAD file of each part output after BIM system modeling, so that the CAD program executes the following processing: firstly, determining a target area to be processed as an area where the content of a part CAD chart output after BIM system modeling is located; secondly, acquiring the coordinate information of upper and lower diagonal points of the selected target area, converting the part number, specification and material information in the table in the rectangular area formed by encircling the two points into a single-line text in the graph in the selected target area, and thus forming Cheng Qietu with part information quickly.
In addition, the CAD secondary development plug-in b is a functional module for carrying out secondary development on a CAD program through a VISUAL LISP, rapidly and horizontally rotating a plurality of process cutting pictures with different coordinates and different part information and automatically generating a single-line text of material profile specification and steel plate information, so that the CAD program carries out the following processing: firstly, checking whether X-axis coordinate values of the selected target interface with part information Cheng Qietu are in a horizontal state, if not, finishing horizontal rotation of the target part according to a minimum rectangle containing the shape of the target part; secondly, judging the coordinate points of the relative positions of the parts Cheng Qie drawing which are rotated to the horizontal state, manually inputting the process reservation, performing logic operation according to the input addition condition, and drawing the outer frame of the part Cheng Qietu to be used as the material profile of the part; thirdly, extracting single-line text information of the material profile and the part Cheng Qie drawing, automatically adding a character module with attribute definition at a designated position above the part drawing through logic operation, wherein the character module comprises thickness, width, length, quantity, material and remark information of a steel plate.
In addition, the CAD secondary development plug-in c is a functional module for carrying out secondary development on a CAD program through a VISUAL LISP, extracting a text module in the CAD program and exporting an EXCEL electronic form in a preset format, so that the CAD program carries out the following processing: firstly, identifying all character modules in a target area in a selected target interface, automatically screening character modules with attribute definition, and obtaining an identification result, wherein the identification result comprises steel plate specification, number, material and remark information in the character modules; and secondly, generating logic structure data which can be identified by an Excel program according to the identification result, and exporting the logic structure data into an Excel electronic table file with a specified format, thereby forming a stock list with complete steel plate information.
Finally, it should also be noted that the above list is only one embodiment of the present invention. Obviously, the invention is not limited to the above embodiments, but many variations are possible. All modifications directly derived or suggested to one skilled in the art from the present disclosure should be considered as being within the scope of the present invention.

Claims (3)

1. The steel structure material preparation method based on the BIM system and the CAD software is characterized by comprising the following steps:
step 1: modeling the whole project by using a BIM system, and outputting CAD files of each part, wherein the file content is a form containing part figures and part numbers, specifications and material information thereof;
step 2: converting the CAD file through the CAD secondary development plug-in a, converting the part number, specification and material information in the form into a single-line text in the graph to form Cheng Qietu with part information;
step 3: operating a part Cheng Qie diagram through a CAD secondary development plug-in b, enabling the part to rotate according to a minimum rectangle comprising the shape of the part, prompting a manual input process reservation, drawing an outer frame of the part Cheng Qietu according to the input addition condition to serve as a material profile of the part, and then automatically identifying the profile size and adding a character module with attribute definition, wherein the character module comprises the thickness, the width, the length, the number, the material and remarking information of a steel plate;
step 4: extracting a character module through a CAD secondary development plug-in c, and exporting the character module into a spreadsheet to form a stock sheet with complete steel plate information;
the CAD secondary development plug-in a is a functional module for carrying out secondary development on a CAD program through VISUALLISP and carrying out information conversion on CAD files of each part output after BIM system modeling, so that the CAD program executes the following processing: firstly, determining a target area to be processed as an area where the content of a part CAD chart output after BIM system modeling is located; secondly, acquiring the coordinate information of upper and lower diagonal points of the selected target area, converting the part number, specification and material information in the table in the rectangular area formed by encircling the two points into a single-line text in the graph in the selected target area, and thus forming Cheng Qietu with part information quickly.
2. The stock preparation method of steel structure based on BIM system and CAD software according to claim 1, wherein the CAD secondary development plug-in b is a functional module that performs secondary development on the CAD program through VISUALLISP, rapidly and horizontally rotates a plurality of process cut maps with different coordinates and different part information, and automatically generates a single line text of the material profile specification and the steel plate information, so that the CAD program performs the following processing: firstly, checking whether X-axis coordinate values of the selected target interface with part information Cheng Qietu are in a horizontal state, if not, finishing horizontal rotation of the target part according to a minimum rectangle containing the shape of the target part; secondly, judging the coordinate points of the relative positions of the parts Cheng Qie drawing which are rotated to the horizontal state, manually inputting the process reservation, performing logic operation according to the input addition condition, and drawing the outer frame of the part Cheng Qietu to be used as the material profile of the part; thirdly, extracting single-line text information of the material profile and the part Cheng Qie drawing, automatically adding a character module with attribute definition at a designated position above the part drawing through logic operation, wherein the character module comprises thickness, width, length, quantity, material and remark information of a steel plate.
3. The stock preparation method of steel structure based on BIM system and CAD software according to claim 1, wherein the CAD secondary development plug-in c is a functional module for extracting text modules in CAD program and exporting EXCEL electronic forms in established format by performing secondary development on CAD program through VISUALLISP, so that CAD program performs the following processing: firstly, identifying all character modules in a target area in a selected target interface, automatically screening character modules with attribute definition, and obtaining an identification result, wherein the identification result comprises steel plate specification, number, material and remark information in the character modules; and secondly, generating logic structure data which can be identified by an Excel program according to the identification result, and exporting the logic structure data into an Excel electronic table file with a specified format, thereby forming a stock list with complete steel plate information.
CN201810687380.9A 2018-06-28 2018-06-28 Steel structure material preparation method based on BIM system and CAD software Active CN109145359B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810687380.9A CN109145359B (en) 2018-06-28 2018-06-28 Steel structure material preparation method based on BIM system and CAD software

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810687380.9A CN109145359B (en) 2018-06-28 2018-06-28 Steel structure material preparation method based on BIM system and CAD software

Publications (2)

Publication Number Publication Date
CN109145359A CN109145359A (en) 2019-01-04
CN109145359B true CN109145359B (en) 2023-05-16

Family

ID=64802511

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810687380.9A Active CN109145359B (en) 2018-06-28 2018-06-28 Steel structure material preparation method based on BIM system and CAD software

Country Status (1)

Country Link
CN (1) CN109145359B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110210063B (en) * 2019-04-29 2023-05-02 广东工业大学建筑设计研究院 Method for quickly generating building elevation based on CAD
CN114117570A (en) * 2021-10-30 2022-03-01 中冶(上海)钢结构科技有限公司 Software-based steel component approach statistics and drawing marking method
CN115115787B (en) * 2022-07-22 2024-04-16 重庆筑信云智建筑科技有限公司 DirectVR-based two-dimensional drawing to 3D model method
CN116011770B (en) * 2023-01-06 2024-02-20 北京国网富达科技发展有限责任公司 Intelligent control-based production and manufacturing material preparation method and system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009107354A (en) * 2009-02-06 2009-05-21 Make A Box:Kk Reuse cad plate
CN101937210A (en) * 2010-04-30 2011-01-05 合肥中辰轻工机械有限公司 Application of Excel function formula in feed preparation and baiting for circular splicing process
JP2013078787A (en) * 2011-10-05 2013-05-02 Tottori Univ Automatically searching system of mold size of metal plate body
CN103389683A (en) * 2013-08-21 2013-11-13 济南铸造锻压机械研究所有限公司 CAM (computer-aided manufacturing) system of high-power thick-plate numerical control laser cutting machine and method
CN104657512A (en) * 2015-03-19 2015-05-27 中铁二局第五工程有限公司 Method and device for realizing steel truss arch bridge engineering quantity statistics by employing BIM (building information modeling)
CN105512406A (en) * 2015-12-10 2016-04-20 国网山东省电力公司经济技术研究院 Electronic drawing and engineering quantity associating system and method
CN107256005A (en) * 2017-08-15 2017-10-17 广东星层建筑科技股份有限公司 A kind of reinforcing steel bar numerical control processing method and equipment based on BIM technology

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11481526B2 (en) * 2016-10-21 2022-10-25 Autodesk, Inc. Cloud-enabled generation of construction metrics and documentation

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009107354A (en) * 2009-02-06 2009-05-21 Make A Box:Kk Reuse cad plate
CN101937210A (en) * 2010-04-30 2011-01-05 合肥中辰轻工机械有限公司 Application of Excel function formula in feed preparation and baiting for circular splicing process
JP2013078787A (en) * 2011-10-05 2013-05-02 Tottori Univ Automatically searching system of mold size of metal plate body
CN103389683A (en) * 2013-08-21 2013-11-13 济南铸造锻压机械研究所有限公司 CAM (computer-aided manufacturing) system of high-power thick-plate numerical control laser cutting machine and method
CN104657512A (en) * 2015-03-19 2015-05-27 中铁二局第五工程有限公司 Method and device for realizing steel truss arch bridge engineering quantity statistics by employing BIM (building information modeling)
CN105512406A (en) * 2015-12-10 2016-04-20 国网山东省电力公司经济技术研究院 Electronic drawing and engineering quantity associating system and method
CN107256005A (en) * 2017-08-15 2017-10-17 广东星层建筑科技股份有限公司 A kind of reinforcing steel bar numerical control processing method and equipment based on BIM technology

Also Published As

Publication number Publication date
CN109145359A (en) 2019-01-04

Similar Documents

Publication Publication Date Title
CN109145359B (en) Steel structure material preparation method based on BIM system and CAD software
CN104252558B (en) A kind of non-standard construction fender member digital control processing preprocess method based on BIM platform
CN106909901B (en) Method and device for detecting object from image
CN109933765B (en) Method for extracting Excel table content to CAD table
CN105631113B (en) Nuclear power engineering pipeline ISO (International standards organization) diagram customizing method
CN108985471B (en) Aircraft management system based on 3D lightweight model
CN104573254A (en) Pre-construction technical disclosure method based on BIM
CN113094770A (en) Drawing generation method and device, computer equipment and storage medium
CN102968539A (en) Method for massively and quickly generating format drawing
CN115690823A (en) Method and device for extracting form information with burr features in electrical drawing
CN105718641A (en) Method for establishing CAE two-dimensional grids in batches
CN113485160A (en) Simulation modeling method and device based on pattern matching recognition
CN103870636A (en) Gridding processing method for mass discrete data based on geographical fragmentation
CN110543733B (en) Method and device for metal plate ordering processing, and equipment and storage medium thereof
CN103065306B (en) The disposal route of graph data and device
CN115841679A (en) Drawing sheet extraction method, system, computer and readable storage medium
CN110598196A (en) Method and device for extracting table data missing outer frame and storage medium
CN111753344B (en) Method for generating assembly type component data set, CAD platform and storage medium
CN109496284B (en) Method for recording machining track by bitmap and numerical control equipment
CN111199086A (en) Three-dimensional geometric discretization processing system
CN115268910A (en) Data visualization model construction method based on multiple Excel sublists
CN114139701A (en) Neural network model training method for boundary line extraction and related equipment
CN116956838A (en) Project determining method and device for engineering quantity list
CN112765711A (en) BIM modeling method for green building simulation calculation
CN107240150A (en) A kind of three-dimensional tube numeral dissolves drawing method

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant