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

2?????????

3??????????

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

5???????

?????????2???15???? ??:?

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

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

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

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

?,?????????APP??,?????????????????,????????????1???????????????7???

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

????????,?????????????????????????,????????????????????????????7??????????????70???????“??????????????”????????????????????????????????,???????,??????

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

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

????????????????«??????2»???,??,???“????????????????????,??????”????????,???????????,????????????????????40?????????????????

“???????????????,????”??

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

?????????????,??????????8?????????26.25???????????,??,?????(???)

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