短語詞組短語railway axle box bearing 鐵路車輛軸箱軸承;鐵路軸箱軸承axle suspension bearing box 抱軸箱rolling axle suspension bearing box 滾動(dòng)抱軸箱Plain bearing axle box 滑動(dòng)軸承箱roller bearing axle box 滾子軸承軸箱 返回 axle box bearing