????????????2?????????3??(? ?????????)3????????????????????,?,??,???13???????(???????)?,???????79??

??2025?? ????????

“???”??????????,??-9?,??-33?,????

2025??“?????????”?(2025???????2??????????3?8??4????8??????)? ???????????

?,????????,???????GB/T42074-2022«??»,???1991?????????2020?????????????????,??????????????13??(???????)??????,??????,????4?????????????23?,?????????“??????????”?79??;??,????????5??????????????10??,????,??????96??;????????????????????????????????????????????????????????????????,???????????????????81??????????87?????????,???91????

“??”?,??????“????????????”???????(??)

???????????:?? ??“??????????”

?? ?:“???”??? ????79??

????:1???????????:??????

2???????????

3?????szsn

4???????

5????????????

????????????2?????????3??(? ?????????)3????????????????????,?,??,???13???????(???????)?,???????79??

??2025?? ????????

“???”??????????,??-9?,??-33?,????

2025??“?????????”?(2025???????2??????????3?8??4????8??????)? ???????????

?,????????,???????GB/T42074-2022«??»,???1991?????????2020?????????????????,??????????????13??(???????)??????,??????,????4?????????????23?,?????????“??????????”?79??;??,????????5??????????????10??,????,??????96??;????????????????????????????????????????????????????????????????,???????????????????81??????????87?????????,???91????

“??”?,??????“????????????”???????(??)

???????????:??