????????????2?8???????? ????????????????????,2?8??????????????,?????????????????????????????????????????3000???,?????????,???????????????????????,??

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

?????????:???? “??????????”????

?? ????????????????3000???????

????:1???????????:???????

2????????????

3????????

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

5???app??

????????????2?8???????? ????????????????????,2?8??????????????,?????????????????????????????????????????3000???,?????????,???????????????????????,??

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

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