copper-lead bearing

进出口专业英语词汇 |... ... copper-graphite brush 铜石墨电刷 copper-lead bearing 铜铅合金轴承 copper-lead-tin 铜铅锡合金 ...

COPPER... ... copper-lead-bronze alloy 铜-铅-青铜合金 copper-lead bearing 铜铅轴承 copper-lead-bronze alloys 铜铅合金 ...