??????????????????????
?2??????12???? (??? ??)2??????????????12?,?????38????????40???????
?????????????????,?????1988?????,38?????????????,?????????????21????,??????320???????????????,????????????????????,????????1.63???????,?????????????????????
??,?????????????????250??????
????????????,???????????????,?????????????????????????400??,?????????????????????,???
????,???,???????(??????????) ???????????????:???
??
???:????