????:1????????:?????????2020

2??????????

3?????????

4???????

5??????????

??2????21?? (??? ?????)??21??,?????,???????????????,?,???

?????,????????,?5000?????????/?2500??/?;???????????????????15000??????/????7500??/??????????,???????????????????????????6500?????/????3250????/?????????????????,?6500?????????/?????????

???????????2016????????,?50%?,?65???,??54?????????

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