87－91 91－96

crrllong

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

1 w. t8 P7 i( Y( f9 h3 Z0 K$ T7 e91 AKI number＝96 (Research octane number ).
" p$ C$ D! p1 O3 G6 ~
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。
7 Y4 q6 p5 E+ I國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？
  c( ~6 p9 L6 q+ z) o  \' f+ M
7 p# q5 B6 Q7 K% |6 T1 f( j! x: W: IFUEL RECOMMENDATION
Use unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
7 Z/ x* Y" q$ s% U$ S- x4 gIndex) number (Research octane number
91).
For improved vehicle performance,
7 G" E3 b  C- S* kNISSAN recommends the use of unleaded
1 K" E# R7 ]9 k' xpremium gasoline with an octane rating of
at least 91 AKI number (Research octane
# p- N+ E( X  [( O7 J5 e7 gnumber 96).

kingsnake

  x: R. x$ H! U% r; f. WMON Motor Octane Number.
; {( l1 g2 x  |7 J' \  ZMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.