?? ???? �???????�???
![](http://n.sinaimg.cn/news/transform/200/w600h400/20190213/RHZO-hswimzy6858850.jpg)
????:1???????????:?????????????
2?????95?
3???????
4?????????????
5?????????
?? (???????)???????,????2????????13??????,????,????????�???�,??????????????,?????????�??????????�,????????????????????????????????????????????????????
??
???????????,?????????????????????????,??????
??????,????�???????????��?????��??????????�???????????????????????,�??????�???????????7??????:?????????+�???????????�??,?????????,?????,????????????10?????,???????
????????????�??????????�,?????,??????????????,?????????????(??????????????)??????????,???????�??????????�,??????,?????????????????,???????,???????????????????
??,??????�?????�,???????????,???????????????,???????????,???????????????,??,?????????????????????????????????????
??????
????,???????????????????,????????????,?�??�,?????
????????,???????????,?????????????,???????????????????????,???????????,?????????????,??????????????
???????????????,????????????????????????????????????????,????????,?????????????????????????,?????
?????,????�SMART??????????�???,??????????�????????????????1?????�,?�????????�,????????3???????????,????????????,???????
??????,??,?????,????????????????????,???????????????????????,???????(???????) ????:???????????????????