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

2?????300????

3???????????

4??????????????

5???????????

??????????:?????????????,?????????????????????????????????,??????????????????????80%???????????????????????????????????????????????,??,????????????,????“???????????”??“??”?????????

?????,?????????,??100??20??,?????????????????????????????????????????????,????????,???????????????????,?????

?????2019???,??,???????????????????“???????????”?

??,??????????????????3????2600??????????,???????????????????????,??,???????????????????????,??,??????“?”?

?????,??????592???,??????????????4068??,?????,????

??????,??????100%,?????????????????????,???????????????99.6%?

??“???????”??????“??”,?4????????,??????????10????????????????????????????,????,??“???????+?????”?????????4??????????????????????

????????????????,???,????????????????????????,??????????????????????????,?????? ???:?????