?? ?61?????? ?????????????
????:1?????150:????????????
2??????????
3????????
4????????????
5????????zj
???8?????????????9????????,?61??,????,????
???????????????,??ATR72-500????????,???68???,?????????????????
???????????????9?????????11????????????????????46????,?13?50?????,??????????????????13?????????????????????????????????????21??,?????80??????,??????????
??????,?????????????57?????????4?????,???????????????????????????????????,???62??????????,????58?????
??????????????20?,?????????????????????????????,????????????DNA??????????????
??
(???? ? ?? ????)
???:????