????:1????????150???:????????

2?????

3?????

4?????????

5??????

???????????1??17???????????????? (????????? ?????????)?????????????17?,???20??,????????????

???,??????????20?????40???????????,???????????6??????,????????????????????12??????14??

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

“???”???,?????????,???????????????????,?,?????????????19???????

?????????????????1985????????????????????????????,????????????????????????????????

?????20???????????(????????????????????) ????????:??????