87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
& a% _8 P' i) v
91 AKI number＝96 (Research octane number ).
+ z# o; f7 ~+ E, a& t
- P: B! N& h) X( e# j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。

5 `5 ~, J& F1 P铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
/ B6 Z0 O9 @" [4 s+ C% i# S國内的 AKI= (RON+MON)/2。
" h( b# h* n4 R- d這裏另有一種計算方式。

crrllong

MON 是什么？
" h" d" W* T0 A3 D+ ^
FUEL RECOMMENDATION
/ T7 K  y+ [. ]0 c& l. }Use unleaded regular gasoline with an octane
5 _/ i2 E* {( i: r" ?9 S  krating of at least 87 AKI (Anti-Knock
& y& G# }( @. V9 RIndex) number (Research octane number
91).
For improved vehicle performance,
: t% E: Q2 X2 w" r9 vNISSAN recommends the use of unleaded
premium gasoline with an octane rating of
at least 91 AKI number (Research octane
number 96).

kingsnake

MON Motor Octane Number.
6 E) v, f1 T% z) V7 @Measure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.