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

2?????QT??

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

4????????

5???????

?????????12???3?? ????????,??12?????3????11????????????????????46?,?????,???,??

??????,???2??????????????????

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

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

?????????????????????,?????????,??? ?????:???