短語詞組短語grouted cut -off wall 灌漿截水墻suspended cut -off wall 判別the cut -off wall 防滲墻concrete cut -off wall 混凝土防滲墻cut -off wall of closure type 全封閉防滲墻vertical cut -off wall 垂直截滲墻deep cut -off wall 深防滲墻cross cut -off wall [建]橫向隔墻 返回 cut-off wall