简介:Rareearthworkingconferenceofkeyprovinces(autonomousregionsandmunicipalities)andmainrareearthenterpriseswasheldinBeijingonJanuary28.Mr.SUBo,viceministeroftheMinistryofIndustryandInformationTechnologyattendedthemeetingandmadeakeynotespeechof'StandardizingManagement,TransformationandUpgrading,andAchievingSustainableandHealthyDevelopmentofRareEarthIndustry'.
简介:AutoCAD广泛应用于各种计算机辅助设计、辅助绘图等领域。AutoLISP是AutoCAD的表处理语言,本文介绍了扩充AutoLISP函数的方法和技巧,及通过对AutoLISP的扩充,怎样进行应用系统的设计。