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

????:1?????????:????QQ?
2???????
3??????????
4?????????
5?????????????
????2??21??????????? (? ??)2????21??????,???????????(???????????????)???????

?,?????????,???????,??????????????????,?????????(???)??????(?)????(????????)????????????????(????),????????(???)???(???)???(????)????????????????(??)??????????
?,????????,?300???????????,???????????,??????,????????,????????????,????????,????????
????????,8??,?????????????????,??????????????????,?,??????,?????
?????????????,????????????????226??????,??????2260???
??,?????6???41???????????,???,????
????,??????,?300???????????????????,?????50?????????????,??????(???????)
