含水层有三种形态，分别是上层滞水、潜水和承压水。

There are three types of aquifers: perched, unconfined, and confined.

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减小井间距，增加上层滞水和潜水的入流通道，尤其要在潜水含水层底板低洼处设置降水井将低洼处的残留水引走。

Minish the well space and increase transflux routeways upper backwater and driving, especially setup precipitation well and drain residual water at the bottom of diving layer.

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减小井间距，增加上层滞水和潜水的入流通道，尤其要在潜水含水层底板低洼处设置降水井将低洼处的残留水引走。

Minish the well space and increase transflux routeways upper backwater and driving, especially setup precipitation well and drain residual water at the bottom of diving layer.

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