... 坑道工程undermined works with low exit 地道工程undermined works without low exit 人民防空地下室civil air defence basement ...
基于70个网页-相关网页
... tunnel ventilation fan 地道透风风扇 tunnelling works 地道工程；地道开挖工程 turbine generator 涡轮发电机 ...
基于12个网页-相关网页
桥梁与地道工程 Bridge and Tunnel Engineering
隧道及地下工程 tunnel and underground engineering ; tunnel and underground works
地下管道工程 underground pipeline engineering
隧道与地下工程 Tunneling and Underground Engineering
试验巷道工程地质条件 Testing Roadway Engineering Geological Condition
地铁隧道工程 subway tunnel engineering
地铁轨道工程 subway track engineering
有些工程师认为他们做的，派一个地地道道的周期更新修复一个问题是正确的。
Some engineers thought they were doing the right thing by sending out an out-of-cycle update to fix a problem.
结合具体工程实例，介绍了以“电法勘探”探测陈旧人防工程地道的方法及过程。
Based on the practice, it introduces the methods and procedures of applying the electro-survey to surveying the stale civil air defence tunnels.
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