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

2??????????

3???????

4?????vx

5???????

????9?22??????? ??????????(???????????????“???????????”)?,9???????????????????22???????????????????????13????40??????????,????“??????”??????????????????????,????????????

???????,????????3.35??????,??????????21??????????????????,?????????????????-R???????

?,???????,??????????????????????????????????,??????????????????????????,?,??????????????????????????179?????????,?0.5?????

?????????????????????????????,11????????????????,??10???????????????????,1??????????????????????????????????,?????????????,??????????11???

?????????????????,?,????????????????,??????????????(??) ??:???