?? (????????)???:???? ???“????”
????:1??????:?????????
2?????app????
3???????????
4??????
5????????????
???11?????????22?? ?????????:????:?? ??????“?????”
???? ??? ???????????????????
???????????????????,?,????,????????????????????????????“????”,???????“???????”?
????,???????????????? ??? ?????????????,?????????????????????????????,????????????????????????,????
“????????????,????,?????70???80????”??
????????? ????? ?????????????????????,“????????,????????????1.5?????????????????,???????????50??????????????,30?????,????????????,?????????????”
??,????,???,??????????? ?? ???????????,???,?????????????????,????????????????,???????,??????400????,????????????????,???????40??????
??????????,?????????????????,??????????,??????,??,??????????????????????????,??
“????,?????????,?40?????1??????,????????,????????????”????,?????????????,???????,????,??(???????)
?????????:???