... 铁路限界;铁道限界railway clearance 建筑限界construction clearance 设计规范code of design ...
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tunnel construction clearance 隧道建筑界限 ; 隧道建筑限界
railway construction clearance 铁路建筑限界
fundamental construction clearance 基本建筑限界
bridge construction clearance 桥梁建筑限界
railroad construction clearance 铁路建筑界限
construction clearance of tunnel 隧道建筑限界
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The support troops perform a variety of functions such as mine clearance, equipment servicing, construction,air support, medical services and many others.
VOA: standard.2009.10.13
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