87－91 91－96

crrllong

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

91 AKI number＝96 (Research octane number ).
# [' Y, {; Q9 u: Q4 k9 s- ^
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。
( Q* h4 K$ U# h; G& H8 M! J" V, O2 s
铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
3 B4 g2 P; _3 l% ]& [4 s, r國内的 AKI= (RON+MON)/2。
& ?" x0 o' p+ Y) ]" s6 U: K6 U這裏另有一種計算方式。

crrllong

MON 是什么？

FUEL RECOMMENDATION
7 g* e% V* S5 t3 K1 bUse unleaded regular gasoline with an octane
' y0 A( t0 t6 brating of at least 87 AKI (Anti-Knock
2 R& P* u9 k; ~. P9 A. qIndex) number (Research octane number
91).
1 E- o/ }7 A0 K5 u& [2 g- V3 PFor improved vehicle performance,
NISSAN recommends the use of unleaded
premium gasoline with an octane rating of
$ t( p3 o; S' I; N: fat least 91 AKI number (Research octane
$ c( w6 e4 C1 Fnumber 96).

kingsnake

' V. i8 a- Z/ W7 {
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.