concrete gravity dam

• 混凝土重力坝

concrete gravity dam的用法和样例：

例句

1. It also includes a consideration of possible alternatives, such as a concrete gravity dam or an earth-fill embankment dam.
   还要考虑到可能的备选方案，比如是选择混凝土重力坝还是选择填土筑堤大坝。