2015•Coal TechnologyRequires access

Application Research of CAD Secondary Development Based on Auto LISP and VBA in Designing Safety Coal Pillar of Buildings

Tian Ying-bi

Abstract

Analyzed the method of designing the safety coal pillar of buildings in the coal mining area,researched and deduced the related formula of the safety coal pillar,used the combined programming technology based on the Auto LISP and VBA, realized the automation of building protection coal pillar drawing in CAD software, and introduced the practical application of the program by giving an example.The technology has reference significance on the other similar CAD secondary development.

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Key concepts: Lisp, Visual Basic for Applications, Pillar, CAD, Secondary development, Engineering, Coal, Automation