87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
2 H# h) r: Y9 R% A  l) g8 I  l
' A% U$ _2 Z  d9 G3 x91 AKI number＝96 (Research octane number ).
$ }2 D- U: T+ z2 o8 R) S
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。

* N0 R3 f0 [- i  d铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
7 g0 I# g2 H% S! ~, I國内的 AKI= (RON+MON)/2。
) H; \, q. _6 v7 c7 J. r0 P2 W' p2 }這裏另有一種計算方式。

crrllong

MON 是什么？

, p- ]& C3 }1 y% d6 ^' IFUEL RECOMMENDATION
Use unleaded regular gasoline with an octane
- D: b# {  v7 Q2 G8 e* \3 Crating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
91).
For improved vehicle performance,
NISSAN recommends the use of unleaded
% G9 g  y, k( j8 Xpremium gasoline with an octane rating of
at least 91 AKI number (Research octane
number 96).

kingsnake

MON Motor Octane Number.
9 S. x8 M3 S/ M& }( I1 UMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.