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

2?????app????

3???????

4?????????

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

????????????????6??29???????????(??????????)“?????????????,??????,?????????”28????????,???????????????“????????”????,??????????????:“???????????,??”

6???28?,?????????????? ????????????????????????

28????,??????,????????????????,???,????

????????????????????,??,?????????????????????1709???????????????????,?????????????????,??????????????????????????????????????,??????????????????

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

???????????????????????,??????,?2018??,?????????,???

6?28?,???????? ???????

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

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

“???,????,???????????”???????????????,????????,?????????????????,???????????????????????????,??????,???????????????????????????(?)

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