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?? 4??? ???? ??? ??? ??.

?? ???? ???? ??? ??? ??? ????: ??, ??? ???, ?? ? ??(?? ??), ?? ??.

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

• DB34/ 4722-2024 ??? ?????? ????

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

• DB32/T 4540-2023 ????? ???? ??? ?? ????

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

• DB51/ 3061-2023 ??? ???? ?????? ????

Professional Standard - Environmental Protection, ???

• HJ 1217-2023 ?? ??? ?????? ?? ???? ??? ?? ????

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