For the sandy soil foundation with not large drop depth it generally selects to use light well drop, so it can meet the requirement of safety, adaptation and economy.

对于降水深度不大的砂性土地基，一般选用轻型井点降水，可以满足安全、适用、经济的要求。

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For the sandy soil foundation with not large drop depth it generally selects to use light well drop, so it can meet the requirement of safety, adaptation and economy.

对于降水深度不大的砂性土地基，一般选用轻型井点降水，可以满足安全、适用、经济的要求。

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