?? ???????????600???
????:1??????????:?????????????
2?????????
3????????
4??????
5???????
????2???5? (????)??5???,1?28????2???4????,??597.79?,??74.73???????????????,?(????,?)???8.23%?
1????28???,?????????????????? ??????????????,??????????????,????
?,1?28?2???4??????,??3479.34??,???6.23%??????????????????,????????????????????????????????
1??28?2??4???????????,??1668.71?????????????,???208.59??,??????????1.17%?
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