87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
( `3 t# T% }& Q, x5 f
. z# |5 y+ J0 A2 j( S91 AKI number＝96 (Research octane number ).
0 @. a$ [2 [" d5 ?/ e( V7 n0 l
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。

" N7 J# P+ M9 s. Q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？

8 ~1 d- Q, J' Z0 HFUEL RECOMMENDATION
Use unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
5 m0 S! Q  Q7 Q91).
9 K7 ?5 B0 C/ }& B: c. zFor improved vehicle performance,
NISSAN recommends the use of unleaded
premium gasoline with an octane rating of
/ ^+ ~( h7 s7 ~/ @5 T7 G- oat least 91 AKI number (Research octane
number 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.