?? ???5??????????????20.08%
????:1??????????:????
2?????????
3????????200???
4????????????
5??????
??6???25? (???????? ???)?????????????25?????,??1????????????5??,?????????897.84???????,?????20.08%?
???(??)? ??????????????????? ?????????????????????????????????,??????“??”??????????????????,??????300????????,?,????,?????????,?????????????,??,????????10?????????,?????????????????
???,???,??,???????????????,????????????????????????????????????????????(?????)
??:???