?? > ???? > ??

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

????:2024-11-24 10:27:11 ??:????

????:??????:????????100?????

??????11??????23??????????(???? ??????????)11?????????23????,“??????”?????,?????

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

??,??????,????????????????????????????????????????????????????????????????????????????????????????????????????????????????????30???80???????,??????,??

????,??????????????????????????????????????;???????,??????«GB/T23776??????????»?????????????????,???5????????????????????????????5????

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

???????,?????????????????,???????????????????????,??(???????)????,????????????,????????????????????????

???????????????????,??????,??????,?????????,??????????????????????????????????????

????,???????????????“????????”????,??,??????????????,?????«???????»«????????????»«??»???????????

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

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

????????????,?????,??“????????????”???????????????,???????????,“??????”????“????????????”?????????????????????39.2?????,????120??????????,????2????????,90%?????,75%?????“??????????”??????54.76????,?????????????(???)

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

????

  • ????
  • ????