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

2???????

3??????????

4???????

5??????????

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

?????????1????6? (????? ????)?????6????,?,?????????????????????????????????????????????

?,??????????2050???????,?????????2019?????,???????????????????????????????,??40%?

?????????,??????490???,??7000??????????????????(1??2.4?????)??????

?????????,??30%?????????????????????,????,????

??,??????????????????????,????(??????????????) ??????????:??