????,“?????2kg????????????????”????,????,??????????“????”????
???,????????,??????????“?????????????”,?????????????,??,??????,??????????,???????
“???????????”????????????????????????????,???????
(???? ????)
???????:????????
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F1?????:??????????????
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?gary????:????????????
17?????????????????
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?????????????????“??”
?????????????????????
????!??720?????????????
?????5??????44??????4????
??:?????????0.57%??????30%
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????!??720?????????????
????!?????:??????????
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??????:?????????8100???
????!?????????136?????6.5%
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??:??3??????????8%?????
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