erection dip安装垂度
erectionn.直立;建造;建筑物;[生]勃起
erection of doors and windows门窗安装
erection and construction plot[化] 安装施工图表
erection of steel leaning tower钢斜塔安装
erection by launching technique滑拽法架桥
erection of elevated power lines架空线施工
erection method of floating bridge浮桥架设法
erection of spatial grid roofstructure网架屋盖架设
Erection Mechanism Motor Control Center竖起机械装置电动机控制中心