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?? 5??? ???? ??? ??? ??? ??.

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

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

• DB11/ 995-2013 ?????? ?????

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

• DB3201/T 1198-2024 ???? ???? ?????
• DB32/T 3700-2019 ??? ???? ????? ?? ??

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

• GB/T 51234-2017 ???? ???? ????

Professional Standard - Urban Construction, ???? ??

• CJ/T 543-2022 ???? ????? ????

??:   ?? ??, scr ???, ???? ???, ????IEC, ?? ???, ?? ??, ?? ???, ??? ??, ?? ???, ??? ?? ???, ?? ?? ? ?? ??, ?? ??? ?? ???, ?? ??? ??, ?? ??? ? ?? ???, ????, ??????, ????????, ?? ?? ??, ???? ??, ???? ???.