Sandy soil, on the other hand, has excellent drainage, but sand can drain too well.
砂土另一方面，具有良好的排水系统，但可以漏沙太清楚。
Tailing pond of Malanzhuang Iron Ore Mine was as the example to introduce the constitute of the siphonic drainage system and the construction technique of siphonic well in tailing sand.
以马兰庄铁矿尾矿库为例，对尾矿库工程中虹吸排渗系统的组成和尾矿砂中虹吸井的施工方法进行了简要介绍。
The slurry pump of the set can also be used in irrigation and drainage , delivering excrement, and the suction of sand, as well as other thickened and dreggy liquids.
机组中的泥浆泵也可单独用于排灌，吸送粪便，吸取河沙及其他浓稠液、污浊液等。
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