短語詞組短語fractured tie -bolt 斷裂的貫穿螺栓pedestal tie bar bolt 軸架系桿螺栓tie rod bolt socket 系桿螺栓孔tie -down bolt 系緊螺栓hydraulicdevice for tightening tie -bolt 貫穿螺栓上緊用液壓裝置hydraulic device for tightening tie -bolt 貫穿螺栓上緊用液壓裝置spring tie bolt 彈簧系緊螺栓distance tie bolt 定距系緊螺栓 返回 tie bolt