87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
, M8 z9 b( X3 L) D& Y
91 AKI number＝96 (Research octane number ).
+ j- B: P8 X5 e% a; F2 q8 u
# p, H' M/ m5 ?7 L& a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。

" T6 f0 U. X2 f0 Z5 a7 J! ?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。
這裏另有一種計算方式。

crrllong

MON 是什么？

1 ?4 v' a4 N) r; DFUEL RECOMMENDATION
Use unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
) U- S6 s) d; |) X" `Index) number (Research octane number
91).
For improved vehicle performance,
* [: q1 t3 Y- k$ H; {( g* f6 h6 UNISSAN recommends the use of unleaded
. k8 F2 m- r8 A4 ^premium gasoline with an octane rating of
at least 91 AKI number (Research octane
number 96).

kingsnake

+ B# O, B+ z- n8 u: [6 Z  `
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.