?? ??????????????
????:1???????????:????????
2??????vx
3??????????
4?????300?3??????
5??????????????
?????
????11?????????????????????26? (?? ??)???26???,???????????10????1????11?25?????,??2?????????????????????????????????,?195%?????????????????????,60????????,?????82???????????????
11????????25???????????,?????????? ? ????????????,??????????????????????????????????????????????????????????,??
?????????????????????,????,?11????25??????????,????7?????????,???????100%;????????????????1?????,?164%?
11????????????????25???????,?? ??????????????? ??????????????,????,??????,????,????,?????????????(??????????????)
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