ZH
EN
JP
ES
RU
DE?? ??
?? 57??? ?? ??? ??? ??? ??.
?? ???? ?? ??? ??? ??? ??? ????: ????, ????, ???, ??, ?? ????? ??, ?? ??, ??? ??.
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ??
工業(yè)和信息化部, ?? ??
Professional Standard - Rare Earth, ?? ??
國(guó)家市場(chǎng)監(jiān)督管理總局、中國(guó)國(guó)家標(biāo)準(zhǔn)化管理委員會(huì), ?? ??
Professional Standard - Chemical Industry, ?? ??
Professional Standard - Electron, ?? ??
Professional Standard - Non-ferrous Metal, ?? ??
RU-GOST R, ?? ??
Inner Mongolia Provincial Standard of the People's Republic of China, ?? ??
Taiwan Provincial Standard of the People's Republic of China, ?? ??
Professional Standard - Ferrous Metallurgy, ?? ??
Group Standards of the People's Republic of China, ?? ??
Guangxi Provincial Standard of the People's Republic of China, ?? ??
Military Standard of the People's Republic of China-General Armament Department, ?? ??
VN-TCVN, ?? ??
American Society for Testing and Materials (ASTM), ?? ??
Qinghai Provincial Standard of the People's Republic of China, ?? ??
Korean Agency for Technology and Standards (KATS), ?? ??