87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
) }/ P& s$ k/ G; s. v* @* g
91 AKI number＝96 (Research octane number ).
, j1 x" g% J3 ]! A
6 S7 L1 {4 u: F2 k8 h- f! r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。

铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
國内的 AKI= (RON+MON)/2。
1 w/ P% I, k2 h# R- I: r1 q4 b這裏另有一種計算方式。

crrllong

MON 是什么？

/ l) B" a5 @: Y- O. G3 {' v0 mFUEL RECOMMENDATION
Use unleaded regular gasoline with an octane
) ?1 U* c' O: |; v. Srating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
* m# u* _1 `3 p) l2 {91).
For improved vehicle performance,
NISSAN recommends the use of unleaded
premium gasoline with an octane rating of
at least 91 AKI number (Research octane
5 y- r- K! d7 d, p  _/ _( o5 knumber 96).

kingsnake

) t+ r6 r: i6 v' T
MON Motor Octane Number.
+ ]" E5 k9 S) eMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.