????2000%?????????
????????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«???????»????????????????,???????????????????????????????????????,???“???????????????????”,??,?????????,????????
?????????,?????????????,????????????,?????
???????????????????????,??,??,????????????,?????????????????,??????????????????????,??????????,???????????????
?????????? ???????? ? ????? ?????:??????