????!?????????????!????
????:2024-11-25 13:23:38 ??:????
????:?????????????:?????????
????,???????????????“?????”,????“???”??????????????????????
????????????????????????“?????????”?????????“????”
????????????????“????????????????”!
??,?????????????????,???
«??????????????»?,??,??,??
????????????,???????“??”????????????“???????”,?????,???????,???????????????????,??
?????,????????“????”,????????????????????????,??“??”?
???????????????,?????,????1????????2?????????????????
????
???“??????????????”??????????????????????????????“??”???????“???????”
???????????????????????????????????,??:
«??????»????????,????,???????????,????????????“??????????”????????????
????????????“????????????”,??????????,????????????????????,?????????????“???”?????????????“????????”??,?????,??????????????,??????????????
???????,??????????,???????????????????“90????????????”,???800??????,??“???”,??????400?????
?????,??“?????????”??,????????“??”????????,???????????“???”?
?????????????,????????,????????????????????,??????
???????????????,??????????????????????
???!???????????????!
??
«????????»???????????????????????,??????????,??????,???
???????«??»(GB/T 14272 - 2021)???:
????,?????????????“???????????????”?????????,????“???”“??”??“????????????????????????????”?????????,???????????
??,?????????????????“??????????”,????????
?????????,??,???????????????????????,?????“????????????”,??
????,???,??????????????????20??????
??,??,??????????,?,??
??,???????,????????“?????????”?????????,?????“????????”??
????“????????”?????“??”??????????????40???????,??6?????????????????????????«????»?????????:
?????????“????”?????
?“?????????????????????????????????”???????????
«?»???????????????????,??????,????????????????????“????????????”???????????????????,?????,?????
????????????????????????????????,??????????????“???”?
?????????????,??????,??????????“??????????”??????????????????????,???????????
??,?????,?,??????????????,????,?????????,??7???
????7???????,??,?,?????????????
????????????,????????,?,??????????????????,??????,?????????????,???????????????????????????????????????
??:??????
