?? 1???????????????9.8??????
![](http://n.sinaimg.cn/news/1_img/dfic/6d34f853/98/w674h1024/20190414/y6r7-hvscktf5709516.jpg)
????:1??????????:????????
2???????
3???????????
4?????????
5?????
??2????????????10????????????????? (??? ????)?10??,1???????,?????9.89????????????????,??5.2%;???????,???????19.19??,????2.5?????
?,1??(3.68???????)??????????(1.15????)??????(1.11??)?
?????,????????????????????(???????1.06????)??(?????0.99??)??(???????0.86??)?
??????????????,1???????????????????,????????????,????,????????(?????????????????) ???:????????