?2??????????????6????(??????????? ?????????)?????6??,??,?????????????,?????12?????????,????2??????7??????????????

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

????????????,?6????,?;????????????7???????????????????8????;???,??,??????7???;??????7?8?????????????????????????,7????6??????????????7??;??,?,???????????????????????

????,??7????,??????????????,??????????

?????????,????????????,???24?,???8??????????????3???????2??,??

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

???:????? ??“????app”

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

????:1?????app:??????

2???????

3?????800??

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

5???????

?2??????????????6????(??????????? ?????????)?????6??,??,?????????????,?????12?????????,????2??????7??????????????

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

????????????,?6????,?;????????????7???????????????????8????;???,??,??????7???;??????7?8?????????????????????????,7????6??????????????7??;??,?,???????????????????????

????,??7????,??????????????,??????????

?????????,????????????,???24?,???8??????????????3???????2??,??

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

???:?????