?????????????1??????????21????????????????????(???? ?????????????)????????????1?21??

??1?????????????????19????????,??????????402?,??125???????????

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

?,????????????????????35???????????????????????,???????????????????,?,????,???????

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

????????????74?????????????,?????????,?,???,??,????

?98?????????????,???????????????,?????????,????????????,?,??????

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

?????????????75???????????????????????????:?????????,????????,?,???,???????????,???????«????????????????????»????

???????????,????????????36???????????????????????????????????????????????,?????????;?,????????????????????,?,???????????(????????????)

??????????:?? ??“????app????”

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

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

2???????

3???????

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

5???????

?????????????1??????????21????????????????????(???? ?????????????)????????????1?21??

??1?????????????????19????????,??????????402?,??125???????????

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

?,????????????????????35???????????????????????,???????????????????,?,????,???????

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

????????????74?????????????,?????????,?,???,??,????

?98?????????????,???????????????,?????????,????????????,?,??????

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

?????????????75???????????????????????????:?????????,????????,?,???,???????????,???????«????????????????????»????

???????????,????????????36???????????????????????????????????????????????,?????????;?,????????????????????,?,???????????(????????????)

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