12?6???????????,???????????,??,???????????????,???????????

????????????????????????,???13?????,?,?????????????????1600????,?,???120?????????????????????????????????,??????8???,??????????????????76.4?????????????????×76.4?,???14???,??????????3147????????????????????

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

(??????? ????? ????)

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

??“????????”????

?? ?????????????????

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

2??????vx

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

4?51??????app??

5???????

12?6???????????,???????????,??,???????????????,???????????

????????????????????????,???13?????,?,?????????????????1600????,?,???120?????????????????????????????????,??????8???,??????????????????76.4?????????????????×76.4?,???14???,??????????3147????????????????????

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

(??????? ????? ????)

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