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

2????????

3?????????j

4?????

5?????VX

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

????

????????????“??????????”

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

???????“????”?????? ???????????????:????????????????,????-20??????????,??????????????3??????,???????,??????

?????????,?????????,???,??????????????,???????????????????????????“???????????”?????????????????????,??????????

?????????????????“?????????????????”???? ???????????:?,????????????,?????????????,????,??????????,?????????????????,???????,?????????

???,????,??,??“????????????????”,?????

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

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

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

???????????????,????,?????????????,??,????????,??????????????????????“?????”,??????

????4S???????? ?:???????????,??????,???????,?????????,?????????????????,????????,????????,???????????????????,???,??????

???????????????“???????”,?????“??”????????????,??????,??????????

????4S????????? ????????:?????????????,???????????,????????????

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