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

2???????

3???qt????

4?????????

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

???2?14?????????? ???????,2????????????????14???,??

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

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

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