短語(yǔ)詞組短語(yǔ)sliding caisson WESTBANK 滑行沉箱sliding caisson gate 滑動(dòng)塢門(mén)sliding caisson gate west bank 滑動(dòng)塢門(mén)sliding box -shaped caisson 滑動(dòng)式箱形沉箱 返回 sliding caisson