????:1??????V:?????????

2???????app???

3???????????

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

5????24??????

???????????????“???” ????“??”????????

??,????????????“??”??,??????????2????5????????????,?????????100?????????,????????????????????????????1.87?,???????????????????????????????????,«?????????????????????»(?«???2»)?????:2??6??,«???????????????????????2»?????57????????????,?????;7??????????????????10????????,?62.52????,??????????????????

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

?????“??”?????????????????,????????????????«???????????????????????2»?,??“??+???????????????”??“??”????,???????????????????????,??????,????????,?“??”???????????????????????,«??????2»??,????,?:????,???????????????;???????????????????????????????,???????????,???,???????“???????????????????”??????,“?????”??????

?,???????130??????????????120????????????,????????????????“???????”????????,???,?????????????????????????????“?”?(?? ??) ????????????????????:??