????:1???????:?????200??

2???????

3????app

4??????300?3??

5?????????

??2????????8????????????? (?????????? ???????)??????????????????????????????8????????????????,?????????????????«?????»(????«??»),???????????????,??????????????,??????????

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

2?????8?????????????,???? ??

????????????????????????????????,?????????????????27?????????,?????????????????????5????????????????????,?,??????,??,????????,???????????“???????????????”,?????????????????????9??????????????????,?????????,??????1000??????????

«????????»??“????????”“????????????”,????????????????????????????????????????,????,?????????????????,??“????????”??7?????????,??????????????10??;???????????50??;????,????????????????25????

???????????,?,??,????,???4?;???????????,??????????????????????????????,?????????????????4????????????;????????,????????????????,???????,??????3??????????????????

????,????2300?????????????;????????????,????3000????????10000?????,????????8???????(???????????)

?????:????