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

2?????????

3?????????

4????????

5??????????

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

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

?? ?? ?

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

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

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

??“?”??????????????

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

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

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

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

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

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

???????

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

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