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

2??????????

3????????

4?????

5???????

???????9???????????13?? (???????? ??)?????(?????????????“???”)???????14?????????????????,?????????????????“???????????????”?????????????“????”??

?????98??,???????350??,?????????????????????????????????????4??????????????????,???????,???????2.46?????????????????“??”,???????????4.06??“??????????”?

???(???) ??? ?

???,??,??4??????,?????????????60%,??,???????,?????????????,???????????,????????????

????????????,???,??????,???,?????,??,?????????????3D??,?????????????????V?????,?????????????????

???????(??????????) ???????????????????????? ???????

??????????,???????????????????S225??,???

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

???,??,??????????????????????????29??1??????????47???1????????36?????????,???,???????????(????????)

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