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.
英
美
- 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。