?? ?????????????????
????:1????????:????
2????????????
3?????app
4???????
5??????50?????
????????,????????4.36??????,??,???????????????????????????????1000?????????19%?
?????????????????,???5450????????????????????????,??????????????“??????????????”??????????????????????,?????????????
????????????,???????????????????????????????????????????????????????,???????????????????????,???????????????????????,??????????????6453???,??3.9????????????????????
???? ????:??,?????????????????“??”???????,?????????????????,??
????,?????????????1/5??????????????????????,?????????????????????,???????????????“?????????”??????,??120??????????160??????????,?????????8???????????,???????????????????????,???????,???????????????24???????????
???????????? ??:??????????????,???????,??,???1.44???1.85????????????,???67%?55%?????
????????????????941.35?????????????
???????????,?????????????????,????????????,????941.35??????????,??????????????????????????,???????,????,???????????????
??????????????,??????????7500??????,????????5????90????????????????????120??????,???7????14???????????,????
??,?????????????????????,?????????????????????????????????????2???????1??????????41101?????????,???????????
??,??????“????”,????,???????????????????????????????????????????,????20%????????????????,????98.7?????????????????23.6??????
???? ?????????????:????,??321???,?????????????????????????????,??????????????
??????????????:?????????????