??????????????

????:??sn??:?????????MM

???1????????20????????? (????????)?????????????,??,????????????????????3??????????????????????????????????26.76?????,??????????????????????14.43??;???13.27????(??????????0.94?????)?

?????2015?????,???????????????????????????,??????????????,???????,????21?????????18?????????????????????????????????,?1.95?????????,????50.3????????????,?????8.83???????????????????

????:?????????