???

??????????????????????????? ??????????????????
??????.????,????,??????????????????
?????????????????????????????????????????????????????????????????????????????????????
?????10%50%?????????2????????????????????????????????????????????????????????????


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

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

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

??
        1???????????????????????????????????????????????
        2??????????????????????????????????????????
?????
        1????????????????????????? ???
      &...

???(www.cmda.org.cn)
??????????????????????????????
????
?????????????7%15%???????15%40%?????????
???110??????????????52????3????2??3.85%?58????4????11??18.97%????2?50??2?40????22.2?=?/??1024??1????2??8.33%?113028??2????4??14.29%?31506??1????5??83.33%??????????????????
?????????DNA?54?????????????...

????????????????????????????????????????? 1.??;????? 2.????;????? 3.????? ?????????????????;??????(?)????????????????????????? ???? ???? ?????? 

?????