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copper-lead bearings造句

"copper-lead bearings"是什么意思  
造句与例句手机版
  • Internal combustion engines . cast copper - lead bearings . metallographic examination
    内燃机.铸造铜铅合金轴瓦.金相检验
  • It's difficult to see copper-lead bearings in a sentence. 用copper-lead bearings造句挺难的
如何用copper-lead bearings造句,用copper-lead bearings造句copper-lead bearings in a sentence, 用copper-lead bearings造句和copper-lead bearings的例句由查查汉语词典提供,版权所有违者必究。