... 平洞 horizontal tunnel 岔管 bifurcated pipe 卜型岔管 asymmetrical Y-shaped bifurcated pipe ...
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Y bifurcated pipe 三梁岔管
ball bifurcated pipe 球形岔管
bifurcated pipe structure 岔管结构
Underground tunnel, high pressure bifurcated pipe, water inlet tunnel designing and their lining style need know crustal stress too.
地下洞室和高压岔管、输水隧道设计及选择衬砌方式，需要查明原地应力状态。
The bifurcated steel pipe is usually used int he hydro-engineering and other projects so that its developed surface is key to the design of project.
水利水电工程及其他工程中，经常使用钢岔管，岔管的展开是工程设计的一个重要课题。
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