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

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