An introduction is given to dewatering design, calculation of gushing water volume, and selection of pump for the construction of underdrain.

结合工程实际情况，介绍在有地下水地区的暗渠施工降水案设计、涌水量计算、水泵选择。

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Submersible electric pump is a kind of artificial lift equipment used for oil producing, it has encountered many technical troubles during dewatering gas production.

电潜泵是一种最早用于采油的人工举升设备，用它进行排水采气碰到了许多技术难题。

youdao

Submersible electric pump is a kind of artificial lift equipment used for oil producing, it has encountered many technical troubles during dewatering gas production.

电潜泵是一种最早用于采油的人工举升设备，用它进行排水采气碰到了许多技术难题。

youdao