?? ?????:?????????????????5745???
????:1???????????????:??????
2?????vx
3?????wx
4???????????
5???????wx
????????????????7????????????29????????? (??? ????????????)???????????29?,?????????????????(?????????)??,??,???5745???????,??????781???????????,??4800????????,?????????????
???,??????,?????????????????“????”????,?????“?????”??????????????,????????????????“??????????”????????????????,??????????“?????????”??????
??????“???”????????????,???????????????????????????????,??????????????????,?????????????,????
?????????????????,?????????????,?????????????????????????,??????????,?????,??????
?????,????????,?????,???????????????,?????????????,???,?????????????????????(????????) ???????????????????:???????