?? ?????? ??????????
????:1???????:?????
2?????vx????
3???????
4???????
5??????????????
?????????????????(????????????):????,??????,??????????????
?????????????????1??????,??????,????????????????????????????,????????????????????????????????????????????????,????????,????,???????????????,??????????????
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??,10??????????,??32.45??,????14.98%,????????7.47????????????????????????????,????30.56%,?????????????? ????:?????????