短語詞組短語open caisson hollow pile 沉井空心樁caisson type pile works 深基工程caisson grouting pile 沉琯灌注樁caisson n pile 沉箱樁caisson bored pile foundation 沖孔灌注樁boring caisson pile 鑽孔灌注樁overlength caisson pile 超長灌注樁pneumatic caisson pile 壓力灌漿琯樁caisson pile construction 成孔灌注樁施工 返回 caisson pile