?? ??????“??”???:??????????
????:1???????????:????
2???????
3???????
4??????????
5?????????
??????????11???????????????????????????????22??????????????(??)????????????????????????“??”?
“?????????”11???22?????????????,???????????????“???”????????????,????????,?,?????
????????????????????? ? ??????????????????????5000??????????????????,?5300??4000??
??????????????????????2019?????????7?????????????6?????????????????,??????«?»?
“??????????????”????????????,???,??????????????????,????????????
??“?????”????
“???”???,?20?????????,??????DNA???6???????,??????????????????????
????????????????,??????,??,??3????????????,????????????????????????????????????DNA??????????,?????,??????????????????
???????????
???,????????????????
?,??????????6000?????????????????????,?,?????????????????????,????????
??????,??????,????????????,????
????????
?????????????,???????,??20?????,????????,???300??????????(??????????)
????:????????