?? “??????????????????”????
![](https://image.chezhanri.com/2019/0708/20190708101821765.jpg)
????:1?????????:????
2????????
3????????????
4???????????
5?????????????
??6???????????28??????? (??? ??)“????????????”28????????????????????????3D???????,???????????
???,???????,???????????????????“???????”,?????????????????????????,???????,????????????????????,????????????????
?????????,??????,??????,?????????????“???????????”???????????,???????????????????“???”??????????????????“?????”?,?????????????,??
![](http://i2.chinanews.com.cn/simg/ypt/2024/240628/01f86453-1e2a-4abe-83db-4a71011099a7_zsite.jpg)
??,???????????????????????????????????,?,????
?????????????????,?????,???????3D????????????,??????,?????????????,????????????,?????????????????
![](http://i2.chinanews.com.cn/simg/ypt/2024/240628/909385a3-9832-4650-9326-b693a43b67c8_zsite.jpg)
???????????????????????????????????????6???????28????7?21???????,????????????(???)
???????????????????:???????????