87－91 91－96

crrllong

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

. G& M& a7 m" w- u) e/ u+ J% G91 AKI number＝96 (Research octane number ).
3 `. W  P: ?2 w+ e3 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。
0 m0 F" v6 F5 Z+ s! c* R$ U
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？

5 {8 s; s3 g7 }  `' r: U$ QFUEL RECOMMENDATION
& k# L$ d& @+ Z+ K: k! w( oUse unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
91).
" y, O* `: M1 h: s2 F1 @For improved vehicle performance,
NISSAN recommends the use of unleaded
premium gasoline with an octane rating of
& d3 @2 j3 P6 l3 T/ zat 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.