?? “????????????”?????“???”
![](http://n.sinaimg.cn/default/1_img/upload/3933d981/700/w900h600/20180725/BAWg-hftenia0465171.jpg)
????:1??????:??????spa?????
2??????????
3?????v?
4?????????
5????????
??????????????2????????????????18??????? (? ???)?????,??????????????????????????????,??"???????"???????,?????
????????4???????,??,?????"N=1"??????????????,???????????????????:??,??????,????????,?????????????????,????70%,??40%,????????????4???
![](http://i2.chinanews.com.cn/simg/ypt/2025/250218/ee5c172c-e0ed-4b79-a3fa-c972759b5499_zsite.jpg)
?????????????????,?????2025????????????4??,??????????30?????????????????????????????????,???????????,????
![](http://i2.chinanews.com.cn/simg/ypt/2025/250218/c4183332-6aac-4ee4-bd75-c12a587de1a2_zsite.jpg)
?23????????????,??2025??8??????????,?5????????????“?”???????????????“????????”?????????,?????????????????
![](http://i2.chinanews.com.cn/simg/ypt/2025/250218/878edddd-5bd6-4a25-9b74-367dd7b8c45a_zsite.jpg)
????,??,????????????????????,??????????????40???(????????)
?????:????????????????????