?? ??????????6??1024?? ??????
????:1???????:??????
2????????????
3????????
4???????
5????????
?????????7?31???????? (??)????7?????31???????????????,????????????????????????6????,????1024.4?,???54%?
??,??????????????????2400??????????,????????????????,?????
???????,???????????????????????????6????,???312.2?????????????????,??712.2???????,??1.1?????
?????????????,??????????????????513?????????,??40%,“???”???????????????????????????,????????????(??????????)??2.72???,????
?????????????????????????,????,?????????????
?????,????????????????,????????????(???) ???:??????