... 固体激光器 solid-state laser 管道丈量 pipe survey 管道综合图 synthesis chart of pipelines ...
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underground pipe-driving survey [建] 顶管测量
underground d pipe-driving survey 顶管测量
pipe E survey 管道测量
pipe ŵ survey 管道测量
pipe U survey 管道测量
Survey for pipe pushing 顶管施工测量
survey of underground pipe 地下管线探测
A survey shows that steam wasted more at the condensate pump plant in a steam heating system. Applies apparatus to measure ste am amount at the exhaust pipe in condensate tank.
某蒸汽供暖系统中凝水泵房处蒸汽损耗大，采用仪器直接对凝水箱蒸汽排空管的蒸汽排放量进行实测，给出测量方法。
The gas pipe evaluation system survey of Shanghai North Gas Business Co.
文章叙述了上海市北燃气公司评估系统的概况。
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