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

2???999??

3?????v

4????????

5???????

?11???????25??????? (????????? ????)?25??,?,???,??11???

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

??????,??????,22???24???????,????????????????????,??6.2????8.7??,????????????????«????????»(DB63/T372-2018),??,????????,????????????????????????????????????????5???

????????,???????????,11??24????08????25??08?,?????????,??367???,??0.1??13.5???,?????,???????8.1??,????????,??8???????24?(GB/T28592-2012),?194????84???????????79??????????????????10????????????????11???????????,??11????????????1???(??)

???:???????