87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
* X3 ?/ f# k+ X/ Q8 @' X, q
8 n7 Z: H2 ^" ~( i$ c% x- \3 \91 AKI number＝96 (Research octane number ).

这两天天气好给车换换机油，查了查车的手册。看到了汽油的标号的解，这里用的是汽油的防爆值，国内用的是辛烷值。

; }6 a) n, ]& ?铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
2 Y3 L2 s4 V. G, m5 T% F國内的 AKI= (RON+MON)/2。
# p' x8 Y" S& D- U這裏另有一種計算方式。

crrllong

MON 是什么？

- H( a: A7 v6 FFUEL RECOMMENDATION
" g8 K) y1 z% G  a& g* c* J& |% X% GUse unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
91).
For improved vehicle performance,
& q- [  `- u. r# q+ S5 QNISSAN recommends the use of unleaded
; X) _; w1 v1 n8 n0 }$ M8 Qpremium gasoline with an octane rating of
at least 91 AKI number (Research octane
1 B% d% O0 ~( _+ a& j0 d% Znumber 96).

kingsnake

' V# U! G3 r! A* @
MON Motor Octane Number.
6 u3 [. u) Z2 n: G% qMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.