???????????????2000?

????:??app:??????

?????????????7?23????? ???????6????????????????????23?????????????82????????????????????,?????????2000????,???????,???????

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

15????,??60%,???????????????;??,???????????????????????,????160????????????????2?????????,????800?????,??

???7??????????,?????,???????????????????“???????”??,?18000??????????????????,???400?????,???????1000??????,?????3000???????????

???,2023?????????,????2000???,???????2013???????????(????????????) ?????:?????