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

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

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

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

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

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

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

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

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

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

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

????:??? ??“????????????”????

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

????:1?????????????:?????

2???????

3????????

4???????????

5????????

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

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

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

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

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

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

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

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

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

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

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

????:???