?2??22?????????(????????? ????)???????????22?????????(??????????????????“????????”)?????????????,??6??15???????

???????????,?D?????????,???????,??????,???

???15????????? ???????????

???????????,??????;????,??????????????

??,?????????????,???50‰??,???????????????,????4??6????,?,????

??2428???/?????????,??????27????????????????,?????????

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

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

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

??????:??? “?????”_????

?? ????6??????????????

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

2????????

3???????

4??????????

5?????????

?2??22?????????(????????? ????)???????????22?????????(??????????????????“????????”)?????????????,??6??15???????

???????????,?D?????????,???????,??????,???

???15????????? ???????????

???????????,??????;????,??????????????

??,?????????????,???50‰??,???????????????,????4??6????,?,????

??2428???/?????????,??????27????????????????,?????????

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

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

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

??????:???