?? ?????????? ??????????55?
????:1?????:????600?????
2??????????
3?????????
4??????200????
5??????100?
???????????11?????23??(?????????????????????????????????????)23?,?????????????????????????55????????????,???????(?????)????(???)???????????30??,????????????
??? ??????????????????,?????????????????????????????????????????1986????????,????????????????18????,??????????????
??????????4??,?????
???????????? ??????????????????????????,?????????,?????????????????????????????????????????6?,???,?????????(?????????)
????????????????????:????