??????????,?????????????,??????????,??“??”???,?????????

???“????????????”,??????“??”“???????”,????,?????????,?????????????????,??????????“???????”????????????????,?????,??????“??”?????????????????(«????????????» 7?????????????21???)

?????????“???????”,?????????????????????????????????«???????»(GB/T 18883-2002),?????????,???????????????????????,??????,??,???????????,???????,???????????“??????”???,?????????????????????????,???

???????????,??????,??,“?????????????”??????,??????????,??????????????,??“??????”???????,???????????????,???,?????????,???????????????,????????,???,????“????”???????,?,??????????,??????????,???????????????????????,???,????????“???????”,??????,??

????“??”??????????,??????????????????????,???????????????????,???????????,???????,??????????,?????,???????????,??,??????????????????“????????”,??“???”,????????,????????????,???“?????????????????”?

????,???????????????????????«2023????»,???2.6????,“???”???????????,?????????????,????????,?????????,????“??”?????????????????????????????????????????????,???????“???”???????“???”????,????“?????????????”??,???????????????

??? ???????????:?? ??????:????????????????? ??“???????????”

?? “???”???????:??“????”

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

2???????

3?????

4??????????

5?????Qq

??????????,?????????????,??????????,??“??”???,?????????

???“????????????”,??????“??”“???????”,????,?????????,?????????????????,??????????“???????”????????????????,?????,??????“??”?????????????????(«????????????» 7?????????????21???)

?????????“???????”,?????????????????????????????????«???????»(GB/T 18883-2002),?????????,???????????????????????,??????,??,???????????,???????,???????????“??????”???,?????????????????????????,???

???????????,??????,??,“?????????????”??????,??????????,??????????????,??“??????”???????,???????????????,???,?????????,???????????????,????????,???,????“????”???????,?,??????????,??????????,???????????????????????,???,????????“???????”,??????,??

????“??”??????????,??????????????????????,???????????????????,???????????,???????,??????????,?????,???????????,??,??????????????????“????????”,??“???”,????????,????????????,???“?????????????????”?

????,???????????????????????«2023????»,???2.6????,“???”???????????,?????????????,????????,?????????,????“??”?????????????????????????????????????????????,???????“???”???????“???”????,????“?????????????”??,???????????????

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