1)iris,可变光栏2)field lens iris,场镜可变光栏3)variable field length,可变栏长4)adjustable stop,可调光栏5)variable field,可变栏;变更栏6)variable column report form,可变栏目报表
英汉例句
Based upon practical application, this article discusses the methods of programming design of producing variable column report form in programme application.
