地下管线
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underground pipe line code 地下管道管线代号
census of underground pipe-line 地下管线普查
database of underground pipe-line 地下管线数据库
underground line pipe
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The paper introduced the design and rational selection of control points of Xiamen underground pipe line measure control network as well as some problems about field observation and data treatment.
本文重点介绍了厦门地下管线测量控制网的设计及控制点的合理选取、外业观测和数据处理等问题。
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About 1, 200 shacks had been built on the land, which is crossed by a shallow underground fuel pipe, a power pylon and a railway line.
BBC: Police evict SA squatters
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