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?? 8??? ??? ??? ???? ??? ??? ??.

?? ???? ??? ??? ???? ??? ??? ??? ????: ?? ?? ???, ??? ??, ??, ??, ???? ? ?? ??.

國家市場監督管理總局、中國國家標準化管理委員會, ??? ??? ???

• GB/T 39638-2020 ?? X? ??? ?? ??

Group Standards of the People's Republic of China, ??? ??? ???

• T/CSTM 00268-2020 ?? ??? ??? ??? ?? ??
• T/CSTM 00270-2020 ?? ???? ?? ??? X? ??? ??? ??

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ??? ??? ???

• GB/T 12604.11-2015 ??? ?? ?? X? ??? ?? ??
• GB/Z 41399-2022 ??? ?? ?? ??? X? ??? ??? ???

Professional Standard - Energy, ??? ??? ???

• NB/T 47013.11-2023 ?? ??? ??? ??? ?? 11: ??? ??? ??? ???
• NB/T 47013.11-2015(R1) ?? ??? ??? ??? ?? 11: X? ??? ??? ???

Gansu Provincial Standard of the People's Republic of China, ??? ??? ???

• DB62/T 4570-2022 PE? ??? ?? ??? X? ??? ?? ?? ??

??:   X? ??? ?? ??, ???? ??? ?? ??, ???? ??? ???, ??? ??? ?? ??, X? ??? ?? ??, X? ??? ?? ??, ??? ??? ???, ??? ??? ???, ??? ??? ??? ??, ??? ??? ??, ??? ??? ?? ???, ??? ??? ??, ??? ??? ?? ???, ??? ?? ??? ???, ??? ??? ?? ??, ??? ??? ?? ???, ??? ??? ?? ??, ??? ??? ??? ??, ??? ???, ??? ???.