?? 1????M2???7% ??????????5???
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180418/OOdJ-fzihnep2343189.jpg)
????:1??????????:???????
2?700????????????
3???????150??
4???????????
5???????????
???????????2?????14??? (????? ???????)??14??,1?????????,?(M2)???318.52????????????(?????????????,???),????7%???(M1)???112.45???,?????????0.4%????????(M0)???14.23????,??????????17.2%?????1.41?????
???????????????,1???????5.13??????????????????????????????????,????4438?;?????(?????)??4.78????;????2008???
????????????,1??????????,??,???????????,?,“???”???????
???,????,????“??????????????”????????????,??????????“??”?????????,????????????????????????????????,??,??????????,????
?????????,“???”???????????,????????????????????????????“??”???????????,??????????????????????????????????,??1?,?????????????????????
???,??????????????????,1???2447??????,????1519??????????,???,????????,?????,?,????“????”????(???) ????:????????????????????