?? ????? ???1:2????????????
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180428/15b8-fztkpip6014992.jpg)
????:1???????:??98???
2??????
3??????????2023
4???????????
5???????80??
????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??????????
????:???????????