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

????:???????:????V

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

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

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

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

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

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