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?? 14??? ????????? ??? ??? ??.
?? ???? ????????? ??? ??? ??? ????: ????, ??, ?? ? ? ??, ??, ????, ??, ??? ? ???, ?? ???, ????, ?? ??? ??? ??? ??.
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ????????
GSO, ????????
Group Standards of the People's Republic of China, ????????
Chongqing Provincial Standard of the People's Republic of China, ????????
GOSTR, ????????
Jiangxi Provincial Standard of the People's Republic of China, ????????