短語詞組短語lead -bronze ? bearing 鉛青銅軸承lead 2 bronze bearing 鉛青銅軸承high lead tin bronze 高鉛錫青銅sinter lead -bronze lining 燒結(jié)鉛青銅襯層copper -lead-bronze alloy 銅co er -lead-bronze alloy 青銅合金 返回 lead bronze