短語詞組短語concrete diaphragm thin wall 薄壁混凝土防滲墻thin concrete diaphragm wall 連續(xù)薄砼防滲墻plastic concrete diaphragm wall 塑性混凝土防滲墻deep of concrete diaphragm wall 深混凝土防滲墻 返回 concrete diaphragm wall