?? ??“????”,????????
![](http://n.sinaimg.cn/translate/533/w800h533/20190404/ljXy-hvcmeuy3743235.jpg)
????:1?????????:?????????
2????????
3?????vx
4??????
5??????
?????????????300??,????????????,??“?????????”?????????“?????????”,??????????????,???????????30%??;??????95%???????????????????100%?????????????,????,????????????????,??????????,???100%???????????????????(2??????????????????????????????16????? ???????????)
????,??????“???????????????”?????????????,?????,??,?????????????????????????,?????????,????
??,????????????????,??????,?????????????,???,???????
????????????,????????????????,????????????????,?????????????????“??????”,??????,???????????????,??????????????
????,?????????????,??????????????“?????????????”???????????????“?”,???????????????????,??????,???????
?????????????????,?“??????????”????,???????,???????,??????????????????????
????????“???????”???????????????,???????????????,????????????????????;?????????,???,???????;????,????????????????????????????????????
???????????????,??????????????????“??????????”????,???????
??????????????
(?????????????????????) ?????:??????????????????