基本解釋不透水層英漢例句雙語例句The equilibrium between gravity of the upper impermeable stratum and water pressure is a common calculation method for anti-uprush of foundation pit.在基坑抗突涌分析中，用上覆土層的重力來平衡水壓力是一種常用的計算方法。impermeable stratum更多例句詞組短語短語impermeable rock stratum 不透水巖層impermeable stratum更多詞組