... cemented iron 渗铜铁,烧结铁... wet cemented 湿板胶接 cemented joint 水泥缝 ...
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wet-cemented 湿胶合的
Horizontal holes were drilled into the wet soil and liquid nitrogen was pumped in, freezing the water until the tunnel could be dug and cemented.
在湿的土壤中水平的打一些洞，然后泵入液氮对水进行冷冻，直到隧道可以被挖掘和用水泥封住。
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