???????????????????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?????wx?

3????????

4??????

5??????V

???????????????????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??????????????

“?”????,????????????????????????????????“??????”???(?)

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