87－91 91－96

crrllong

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

$ n! V" x6 @( o7 R3 r8 p' T. M91 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。
/ j$ \  Q, d( C8 A3 P
铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
% {) {/ ^9 L5 v1 Y- y國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？
/ g: G7 K7 Z/ y/ j% x+ u( V6 |! ~. X
FUEL RECOMMENDATION
4 l$ O, s  g7 P- U) y  F& uUse unleaded regular gasoline with an octane
) ]6 V+ s  y( m7 w3 erating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
91).
& N2 J( Z; h$ `4 A& q2 ]" v( x& RFor improved vehicle performance,
" B0 m& |* ~% E/ r4 CNISSAN recommends the use of unleaded
  O6 e. y4 a6 U( X; gpremium gasoline with an octane rating of
$ v! {) K5 x  I8 C, oat least 91 AKI number (Research octane
5 N3 J) z. V1 g/ R. y- L) s  Y5 Hnumber 96).

kingsnake

$ V9 V3 H% g6 V: cMON Motor Octane Number.
5 Z3 {1 W* B+ I6 m6 A4 d7 }$ TMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.