????:1???????:????????????

2????????????

3????????????

4?????

5???????????

??11?????????25????????????????? (????? ???)???25????????????????????????3?????10??????????????????,?????????????????????

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?????,?????,“????,????????????????????”???????????,??????????:“Apple??200????80%?????”

?????10??????????,?,????????,????????????????

???????????????????“?????????”??????????????????????,????????????????????“??????”,????????????

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?????????50%,????????????????????????500?????????60%,??????????????“??”??????????????,????????

??????????????????,?????????????????????

????????????,?????35??????????,???????????????????

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??????????????????,?????????????????,???????,?????????????????????“????”????????????

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?????????,????48%???????????,????????????????????5.42???????????????;60%?????????????????????,?????????????15.26??(?????) ???????????????????:???