??????????(?)????

??????2???????????4? ?:????2???????????????3?,?????????????(?)????????,???????“M23????”????(??????)?,?2?4???

???????,??????????,????????????,?900??“M23????????????????”?????(??)?,??2900?????????

??,?,??,???????????(?????????????????)?,????????????

????,?(??)??????

?????????,?????(???????????)??,?????“M23??????????”?????????,??????????????????????????,?(??)????????????“M23???????????”????(???)??????????,?????????1994???

?(???????)?????,???????????(???????)??????,??(??)??????(?????????????) ??:?????????