Radial collector well is an ideal type of shallow groundwater exploitation.
辐射井是开发浅层地下水的理想井型。
The tailings dam in the Third Baiyin Smeltery is a damaged dam. To secure the dam, radial collector well is applied to cause a drawdown of The phreatic line.
白银公司三冶炼厂尾矿坝是一座险病坝，利用辐射井排水降低坝体浸润线的措施，保证了坝体的安全。
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