????:1????????VX:????????

2???????300?500

3????????

4?????????

5???????????

???????11??????????????????26????? (??? ???????????)11???????26?,?????????????????,??

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

????????,????????,????????????800???????,???????????????????????????????????,??768???????????????????????????

?????,??,??,??2×180?????????????????????????,?????????????1.6???,??????????????????

????,??,?????????50?????????????5??????????10?????????????????????,??“?”?????????????????????,???(?)

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