87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
; r, W0 H8 Y/ ?/ ~+ \: z
$ Y9 Z  @" B$ R" X" f2 Q: p% S+ H91 AKI number＝96 (Research octane number ).
# {2 s2 l, g5 W( {8 s7 F
7 `, Z: }: q. Q: 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。
- L5 s: N( W9 z9 d! l5 I& A( ]4 ]1 F
+ Y4 ~/ G+ D  \7 @" @5 Z% J铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
8 q) N+ s+ C0 Z" {* j9 h" D國内的 AKI= (RON+MON)/2。
# V& }, j* X8 D2 x1 j9 q" @這裏另有一種計算方式。

crrllong

MON 是什么？

FUEL RECOMMENDATION
' D! V2 Z$ B; [5 o7 TUse unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
! n6 W$ b7 }* Y, X! m/ e7 j" VIndex) number (Research octane number
91).
# e6 b7 y% A$ R, L& C6 EFor improved vehicle performance,
NISSAN recommends the use of unleaded
& {- N3 e8 J! J$ |premium gasoline with an octane rating of
2 ^  l6 I! W, mat least 91 AKI number (Research octane
. w" N3 B6 ^2 B0 Y6 o& E0 e% Cnumber 96).

kingsnake

MON Motor Octane Number.
8 o" L2 W' P6 g  P1 O6 DMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.