英语词汇“copper lead bearing”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	copper lead bearing
释义	copper lead bearing 铜铅合金轴承
随便看	national innovation system National Information Infrastructure national information infrastructurenii national information infrastructure, NII national information installation national information intrasfructure national information literacy national information network national information policy national information processing system National Information Reports National Information Research Institute national information security assessment center national information service national information standards organisation National Information Standards Organization national information system National Information Systems National Information Technology Center national infrastructure National Infrastructure Protection Center national inner control national innovational system national innovation capacity national innovation demonstration zone