??app:??app???

??

??:????????????,??APP????,????app???????,????????,??app?????????????????????????????????

??:

??app???????????,????????????????????,????????,?????app?????????????????,????app?????????????????????,??????????????????????,??app?????????????,????????????????????,???????app???????

????app???????,???????????????????????,?????APP??????????????????????,???????????????,??APP??????????,?????????????,?????????

???????????,????????????app????APP????????????????????????????,??????,????????????????????????APP??,??????,??????????

??:

????,??app?????????????,????????APP???????,???????,??????????????????,???????????????,??????????????,????APP???,?????????????,???????????????

?????????

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

????????