?? ????? ????????????1:2???
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180527/Nukr-hcaquev0984988.jpg)
????:1???????????:??????
2?????????wx
3?????????
4??????????
5??????
??2?10?????? (???)????10?????A?????,????????,?????,?1:2?????
![](http://i2.chinanews.com.cn/simg/cmshd/2025/02/10/16850e8ba79c4b8d83b9c844361acfc0.jpg)
????,????????7?????????4,?1/4???????????,???9??3,?????????1/4??????????
?????:???????????