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

2??????????

3???????

4?????

5???150??????

??6??28? (??)28????12?,???????????????????????

??,??????????????«?»??????????,??,??6???28??12?????????????????????????

???????????,??????????,??24???,?????,????????????????????,?????????,???????????“?????????????????????”????????????????,?????????????????,???????

28??9??????????,??????????24???????????????????????????,????????????(150????~200??),???(?250???????????????)?????(??????) ???:??????????????