????:1????????:????300??500??

2??????????

3?92939598?????

4???????

5????????

??1???23?? (? ???????????)23????,????“????????????”??????????????,????????????????,????????????????

????????????“??”???(??)

????,“???”???1????(SDARI)??,??????199.9????????????,??????????????????????????38??????????????????,??12?????(????????4??)?7000?????????????????????????????????,????????

????????????“????”????????,????????????????4300??????????????????,????????7.3??,?????????????????????,????????“??”??,??????

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

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