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DE???? ??? ???
?? 14??? ???? ??? ???? ??? ??? ??.
?? ???? ???? ??? ???? ??? ??? ??? ????: ?? ??, ?? ??, ??????, ??? ? ???, ???, ???? ? ?? ????, ????.
Group Standards of the People's Republic of China, ???? ??? ???
工業(yè)和信息化部, ???? ??? ???
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ???? ??? ???
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), ???? ??? ???