欧洲电工技术标准化委员会没作任何修改就批准这个IEC标准成为欧洲标准。

The IEC Standard was approved by CENELEC as a European Standard without any modification.

youdao

欧洲电工技术标准化委员会没作任何修改就批准这个IEC标准成为欧洲标准。

The IEC Standard was approved by CENELEC as a European Standard without any modification.

youdao