?? ???????????????????5?
![](https://image.chezhanri.com/2020/0323/e87cadc72cefd67ab8600acc76ee3f43.jpg)
????:1?????????:??qt??
2????????
3???????
4??????????
5???????
?7???????????19?? (???????? ?????????????)???????????19??,???????????,???26.73?????,???57.47%;???????????????3.6????,???22.63%?
“????,????”18??,????,????,??,??????????,??“????????”????????????,???,???,????
“??????,????,???????????11????”??????
?????????????????,??????????????7×24??????,??????,?????????,????????“???”???????,???,????
?????,?,????,????“??????????????????????????????????????????????”??,??“???”???????????“?????????????”??????????????“????????????????”????,??“?????????????”?????????“?????”?(????) ?????:?????????????