87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).

91 AKI number＝96 (Research octane number ).

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。
1 h4 D: Z5 ^9 I% T6 A& p國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？

FUEL RECOMMENDATION
Use unleaded regular gasoline with an octane
; ^" d* n1 T8 e+ u7 grating of at least 87 AKI (Anti-Knock
5 M- O  d# @1 Y- xIndex) number (Research octane number
91).
For improved vehicle performance,
NISSAN recommends the use of unleaded
. k. q0 Y( V5 R# D* f' Kpremium gasoline with an octane rating of
" d1 u. S8 _* H0 q" h& \at least 91 AKI number (Research octane
number 96).

kingsnake

0 s- o( S* ^0 f3 F
/ ^0 |* Z9 v( _9 h8 X$ {MON Motor Octane Number.
- T" B1 [) y9 `& v: {Measure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.