????:1????????????:???????????

2???????

3???????

4?????

5?????

??????1????23??(?)?????????1????20?????????3?????????,??,???????????2.5??????????????????,????????

???????,??,?????????????????? ??

???????,??2500???,??????????????????

????????????,?????2.5??????????,??“??????????”?????????????????,??8000???,???????2000????????????????2000?????????????????600????????

?,?????????????????????????5000??,?????????,????????????????????????????????,???????????????50??????“????”,????????

2025“???????????”??????????? ????

????????,?????????2025“????????”???????????,?????,?????“?????????”“????”“?????????”“??????????”??,?????????????

???????22????,??,???????????????????????????????;??,????????3D??,??????????????;?????,?????……

?????????? ??

“??,????”??????????????,“????????,????????,??????,???????????????????”(????)

??:???