????:1???????????:??????

2????????

3????????

4?????????

5????????

?????????????11???22??????(???)????????????????“?????”?

“????????????”11??????????22??????????????,????????????“????????????”?,???????????????,??????????,?????????????????????

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

?????????????????????5000??,??5300???????????????????????????????4000??????????

???2019??????7?????????6???,???????????????«??????????????»?

“??”??,??,????????????????????????????????????,????

??????????????????“???”???????????????????

“???”??,??????????20????????,?DNA???????6?????????????,????

??,?????????????????????,?????????????????????,??3????????,??????????DNA??????????,????????????????,???

??

?????????????????,????

????????????,????????????6000?????????????,???????,?????????????????????????,??

????????????,?????????????,??????????,???????????

??

???????,??,?????20????????,???,???????300??????????????(?)

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