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

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

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

4???app??

5????????VX

??????????12?1?? (???????????? ??????????????)?????????????????????????????????12?1??????????(??????????)?????????,1?,???

?12??1?????15????

??,1?11?????????????????20?,?,??????????K292????????,?????????????,???

?????????12?????1?15???????????????????

??15?50??????????????????????????????,??600????????????????????????????,?????????,K292??,???(???????????)

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