... 渗流单元 infiltration unit 渗流路径 infiltration tube 渗流铸造 melt infiltration casting ...
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The author introduced the structure of infiltration irrigation system, the types of infiltration irrigation tube, as well as its use and maintenance methods in details.
详细介绍了渗灌系统的结构，渗灌管的种类以及使用维护方法。
The design of infiltration ditch contains the obtaining water tube, anti-filter layer, well, pump house and other accessory building.
渗渠工程设计主要包括水平集水管、反滤层、导水管、集水井、泵房和其他附属构筑物等。
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