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

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

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

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

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

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

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

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

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

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

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

?????:????? ??“?????”????

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

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

2?????

3???????

4????????

5?????qq

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

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

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

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

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

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

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

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

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

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

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

?????:?????