基本解釋[能源科學(xué)技術(shù)]下封閉層英漢例句雙語例句When confined aquifer under the bottom of the pit, the foundation excavation will reduce the thickness of overlying impermeable layer.在基坑底部以下存在承壓水層的情況下，基坑開挖減少含水層上覆不透水層的厚度。bottom impermeable layer更多例句詞組短語短語bottom m impermeable layer 下封閉層bottom impermeable layer更多詞組專業(yè)釋義能源科學(xué)技術(shù)下封閉層