???????????9??????????????????????????19???????????? (????? ??????????)“????”??3D???«??»???????19??,???????????????????????1000?????

9??19?,3D???????«?»???????????????? ????? ???

??????????30???«??»???(??)??????????????????????????????????????,?30???????10??????

????????????????,??????;?????,???????????????????????????????????????????????????????

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

?,“????”?,??9??????????15?10??,???400????????,????100?,???2000???????(??????)

??????????:???????? “??????”_????

?? 3D???«????»?????

????:1???????:??2019??

2??????????

3?????????100???

4????????92??95

5????????????

???????????9??????????????????????????19???????????? (????? ??????????)“????”??3D???«??»???????19??,???????????????????????1000?????

9??19?,3D???????«?»???????????????? ????? ???

??????????30???«??»???(??)??????????????????????????????????????,?30???????10??????

????????????????,??????;?????,???????????????????????????????????????????????????????

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

?,“????”?,??9??????????15?10??,???400????????,????100?,???2000???????(??????)

??????????:????????