 鲜花( 173)  鸡蛋( 1)
|
原帖由 酸葡萄 于 2007-2-4 13:30 发表5 H# d. P) |3 Q2 j; R& \( h; v
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. . w" ?2 }( P! ?' y0 U
/ V, [' v0 O) H9 U91號的汽油用在87標號的車裏是浪費油。* w" _( v3 F U9 c3 Y0 {, t
87號的汽車用在91標號的車裏是弄壞車。" `5 M. y! n7 P. s, ^# Q, x
, K- _ A; a* I1 E% O \/ o, Gair+ diesel=more power, but it won't work on a car that is not designed for it.
' G6 {# m9 U4 k* B2 `5 gHigher compression ratio gives more power, but it needs higher octane to prevent pre-ignition.# N8 P) y3 }) S
There is no absolutely advantage of putting higher octane fuel into a low compression enginee but it won't hurt it. |
|