87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
  Y# `6 }4 ~2 X6 q2 a+ Z
91 AKI number＝96 (Research octane number ).

2 M$ Q: W# {6 k* g- j( E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。
- d/ ^% T! y1 C) e2 r2 \) {
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 C+ [' f7 y4 y- W這裏另有一種計算方式。

crrllong

MON 是什么？

FUEL RECOMMENDATION
  h. l4 \+ q. G/ GUse unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
91).
+ j" E3 P: Y( C  s: L% `For improved vehicle performance,
  K" g" t, m% l6 T; \: X8 J1 ~NISSAN recommends the use of unleaded
  {9 q. r! o6 r; g: P: J- J- `premium gasoline with an octane rating of
at least 91 AKI number (Research octane
9 h4 P) D7 K/ c8 M1 znumber 96).

kingsnake

2 s' O; [! z+ g
MON Motor Octane Number.
Measure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.