ZH
EN
JP
ES
RU
DE

??? ??

?? 3??? ??? ??? ??? ??? ??.

?? ???? ??? ??? ??? ??? ??? ????: ?? ? ?? ??.

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), ??? ??

• ASHRAE EQUIP IP CH 32-2008 ???

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

• DB43/T 2061-2021 ????? ???? ?????? ????

Professional Standard - Coal, ??? ??

• MT/T 620-1996 ?? ??? ??? ?? ??? ?? ??

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