大家都搜:
岩石开挖
1、excavation logos───标志挖掘
2、excavation near me───我附近的挖掘
3、excavation definition───开挖定义
4、ledge───n.岩架;壁架;窗台;暗礁;矿层
5、archaeological excavation───考古发掘
6、window ledge───窗台
7、excavation───n.挖掘,发掘
8、excavation pdf───挖掘pdf
9、excavation mats───挖掘垫
1、Ledge beam is important and difficult in underground powerhouse excavation.───岩壁梁是地下厂房开挖中的重点和难点。