短語詞組短語large -diameter hole-excavating pile 大直徑挖孔樁large diameter deep hole 大直徑深孔large diameter pile hole 大直徑鉆孔灌注樁large diameter directional hole 大口徑定向鉆探large diameter inner hole 大直徑內孔large diameter threaded hole 大螺孔large diameter drainage hole 大直徑排水孔 返回 large diameter hole