短語詞組短語Weigh -bridge room 地秤室railway weigh -bridge 鉄路地秤dial underground weigh -bridge 字磐式地中衡automatic railway weigh bridge 電子軌道衡lever floor weigh bridge 杠桿式地上衡digital underground weigh bridge 數(shù)字式地中衡type underground weigh bridge 字磐式地中衡 返回 weighbridge