短語詞組短語point of suspension 懸點(diǎn);懸吊點(diǎn)Three -point rear suspension 三點(diǎn)後懸掛two point suspension scaffold 兩點(diǎn)懸掛架空腳手板single -point suspension 單點(diǎn)懸掛裝置four point suspension spreader 四點(diǎn)吊吊具point and flat suspension 尖桿平座式懸掛 返回 point suspension