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

2?????QQ

3???????????

4?????

5????????????

????11??????????????22???????(?)?????22???????????????????,??????????????????????????????????????????????7??,???????????“????????????????????”??????????“?????????????????”?????????????????“??”???????“??????????????????????????”?

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

????,????,?????«???»???????????????“??????????”????10????????,??????????????????????????“1(????????????????)+N(????????????????????)+X(????)”?????????????????????????,??????,???“??????”???????“????”?????“????????”???“?????????????????????????”,?????

????????,????????,???,??????????????????,????;???,??,??????????????????????????,????

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

?????:????