基本解释[土木建筑工程]伸展架设法[机械工程]伸展架设法词组短语短语erection by launching technique [交]滑拽法架桥erection by incremental launching 顶推式架设法erection by launching girder 导梁架桥法ERECTION BY INCREMENTAL LAUNCHING METHOD 顶推式架设法专业释义土木建筑工程伸展架设法机械工程伸展架设法