??2???6? (????????? ?????????????????)????????6??????????????????

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

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

????:??????????? ??“??????????”

?? ??????????????:?? ????????

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

2??????????????

3??????????

4?????qt???

5??????????

??2???6? (????????? ?????????????????)????????6??????????????????

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

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

????:???????????