????:1???31???:??????????

2???95?????

3???????

4?????????

5??????95?98?

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

?????“?????”??“?????????”

?????“??”!

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

«????»??????????,??,????,???

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

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

?????????????,???,?1??2????

???????????

???“????”??????????????“????????”?????“???”

??????,??????????????:

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

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

???????????????????,??,?????????“90????????????????????????????”,?800???????,????????????“????????????????”,?400????????????????

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

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

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

???????!???!

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

«???????????????????»??????,??????????,?????????????,???????????

????????«??»(GB/T 14272 - 2021)?????:

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

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

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

????,??????,?20???

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

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

??“??????????”??????“????????”?????????????40???????,????????????????6????«???»???:

????“??????????”????

???????“???????????????????”???

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

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

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

??????,???????????,??,??????,????????????????????,??,????????7?????????????????????????

???????????????????????7???????????,????,?????????????,?????????????

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

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