?? ???????????? ?????1:2???
![](http://n.sinaimg.cn/news/transform/200/w600h400/20190407/p2P5-hvhrcxm6466139.jpg)
????:1???spa?????????:????????
2???????????
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????
????:??????