87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
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91 AKI number＝96 (Research octane number ).
  k5 Y/ Y4 @5 |+ b
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。
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' x5 l# A3 M5 B" B4 x6 f铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
- l8 C1 o# e9 y; ]7 I" u- @國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？
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FUEL RECOMMENDATION
; o5 W/ H7 m3 l6 Y0 @' ^  RUse unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
. T# F3 j& u7 l  Q- oIndex) number (Research octane number
: k% _) G3 ?! H" ^% C( }. J91).
2 K" M6 L/ z0 h6 I) G% @) \! NFor improved vehicle performance,
+ G% ?$ ~3 {  A4 S- qNISSAN recommends the use of unleaded
/ W' a, i% h3 _' W5 G$ t0 Ppremium gasoline with an octane rating of
at least 91 AKI number (Research octane
number 96).

kingsnake

MON Motor Octane Number.
/ @' ?/ }* q1 a+ D& D7 WMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.