短语词组短語bronze e bearing 青銅軸承Oily bronze graphite bearing 青銅石墨含油軸承bronze flanged bearing 軸承lead -bronze bearing 鉛表銅軸承graphite bronze bearing 石墨青銅軸承bronze -iron bearing 青銅鉄軸承graphite e bronze bearing 石墨青銅軸承 返回 bronze bearing