??
??2000%,????,?????????,???????????????????,????????????2000%,????????????????????????????,??????,???????????????????????????????????,?????????,????????????????????????,???????2000%?????,?????????????????10%?????????,?30%60%??????????,?,?????,????????,?????????????????????
?
??????250??????????
????22????10????????????,???69???????????,??????????????“?????????????”??????????,????,????????????,?????
??????,??????????????????????,???????2025???
???????????????,“?????????”?30.4????????;???????????,“?????????????”??23.4????????,????“????”?????????????????212??????????????????????
“??,??????????,?????,???”??????
???8????,?????????????,????????????????????,?????????????????????????????????;????????????,?????????????????“???????”?
????????????????,2024??12?????10???????100?????????250??,??215226?????????,??10002500??????????????????,?16803889?????;??,????12??????20??,?????228???2691??????,????????????????????,?????????61.35????????
??MCN??????,????????“??”?????????MCN???,???????????30????,“?????”?????????13???????????????;“????????????”?????????54?????????????,???????23???????????
??????????????????
????????2000%??
????????,????,????????,????,?????????,???,????“??????”????????????????????,?????,????????2000%?
?????,?????????????????,“????,????????????????????????,???????????????,???????????????????????,?????????2000%”?
??????,??????2000%????????,??????????????,?????????????????10%?????,???????????????30%60%?
“????2000%???????,???????????????,??????????????????????????????”???????????40????????,???????????????,?????,?,???????????????????????2000%???
??????????:“??????5%,??30%??,??????????,?????????,????????10????????????????????????,?????????13??,????????????10100??????,?????????1050????????????????2000%????????,???????????100?2000???????,?????????,????????????”
???:“??????????,??,??????????,????????40%60%,????????30%,????,????????????????2000%??????”
??,?,?????????????,???????????????,??????????????????????????,?????????,????,?????????,??,???
???????
????????????
??,??????????,?????????????,????????????????,???,??????“???”???????????,???????????
?????????“???”??,??????5036?,??????????????????????,“???”“???????”???????????
????????????,???????,??????????,??????????????????;????????????????????????????????
??:“????????,???????,????,????????,??????????????????,????????????”
?,??????,????????
???,????????????????GB/T165522010«???????»?????????????,?????????????????????????????????????????????????????????????,????????“??????”,??????????????,????????????,??????????
???????,?????????,???????,????
????????,??????????????,??????,??????????????,??,????????????????????????????????????????????,??????,??????????????????
???? ? ?? ?????????? ?????:???????????????????
?????????
?????????2000%??????????????????????