87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).

* z0 q  @$ V+ o* L* _/ B, t, [2 z91 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。
- M0 N' G8 U9 O, i( N
+ \: T% F; @4 [  H铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
. ~( W# [9 q4 \$ \國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？

FUEL RECOMMENDATION
* G% u* z! o% Y2 w7 l% ?Use unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
9 a5 M: [& w* I. D! ~* @Index) number (Research octane number
91).
5 S; F" v% J& x1 X$ c+ u3 MFor improved vehicle performance,
NISSAN recommends the use of unleaded
premium gasoline with an octane rating of
9 m' D/ L! l* ?% Iat least 91 AKI number (Research octane
number 96).

kingsnake

3 h$ r' z: F5 k+ }
MON Motor Octane Number.
  d: a- \0 l1 t; P; |, lMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.