87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
$ w$ K5 D$ {5 k( K# |1 ~
9 m8 K6 O) U8 M91 AKI number＝96 (Research octane number ).
' @& g+ H2 y( N% W
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。
+ D0 b% u# d) S7 p* n, E  O  @; n國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？

" i( H( g" r6 DFUEL RECOMMENDATION
+ L2 Q+ _) h/ r! P/ U3 {. W& @Use unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
( ~- i1 `; K) S91).
For improved vehicle performance,
NISSAN recommends the use of unleaded
$ T% b7 @9 _/ r  C. Y1 E8 rpremium gasoline with an octane rating of
at least 91 AKI number (Research octane
/ k3 [* O6 o8 ?4 y) Unumber 96).

kingsnake

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.