 鲜花( 173)  鸡蛋( 1)
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原帖由 酸葡萄 于 2007-2-4 13:30 发表6 ]% u( E( U1 n) k) E
怎么会没关系?basically air+fuel=power,如果马力不足就要input更多的fuel. fuel可产生的能量多少全取决于octane的多少. 87号的油用在91标号的车里一点都不经用. ' L: ^4 ?- G- X( x
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91號的汽油用在87標號的車裏是浪費油。' g! d p+ j" n) W" E1 L9 F5 L, ]
87號的汽車用在91標號的車裏是弄壞車。
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& J3 |+ h' R0 j8 Z0 _4 yair+ diesel=more power, but it won't work on a car that is not designed for it.5 o7 `4 |, v3 g3 Z
Higher compression ratio gives more power, but it needs higher octane to prevent pre-ignition.
3 H! v6 w, c2 d) h! Z NThere is no absolutely advantage of putting higher octane fuel into a low compression enginee but it won't hurt it. |
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