?? ??????????????????
????:1?????????:????????
2????????????
3??????
4?2023?????????
5?????????
???????11????23??????(?????? ?)11????23??????,“?????????”??????,??????????
???????????????????? ???????????????,????????,???????????????????????????????????????????????????????????????????????????????????????????30??80??????,??????????,???????
?????,?????????????????????????????????????;??????,????«GB/T23776??»????,???5??????????5??????????????????
????????????????????????????????? ????????,????????,?????????????,??(????)??????,??????????????????,???????
????,?????,????,???????????????????,?????????????????????????????
??,??“????”??????,?????????,????????????,?????????????«??»«????????????????????????????????????»«??????????»???????????
??????????????????? ????“???????????,?????????”????,????,??????????????????,???????????,???????????????;????????????????,???????,??????????????????
?????????????,????????,???“??????????”????????????,????,“?????????????”????“??”????????????????39.2????????,????????????????120????,??????2??????????,90%????,75%????????????????????“???????”??54.76??????,?????????????(???)
???????????????:?????