87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
  r5 e- z* l9 c0 b  q
4 ]( Z5 q& ^9 W# K91 AKI number＝96 (Research octane number ).
4 M) q2 [2 K7 [
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。
1 D4 u" N. T' N6 E  b) B) Z0 c
铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
( _' V/ Q) W% e& ^7 Y2 h9 T國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？
" J7 W5 C9 `( j/ K4 `, ~+ P7 j
FUEL RECOMMENDATION
$ j5 u/ F7 u* x6 @8 ^Use unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
" h" E. ~2 O- i! C9 R: XIndex) number (Research octane number
91).
- U* e7 Y! d' E; O. b1 G$ J2 ?( ZFor improved vehicle performance,
NISSAN recommends the use of unleaded
( Z1 B6 y7 `. P0 y0 f0 Kpremium gasoline with an octane rating of
. Q; {& j& `# e# \- _5 y9 f# rat least 91 AKI number (Research octane
4 e5 v. P  ~% `9 R, Mnumber 96).

kingsnake

. a+ Z6 c5 n. E- b
MON Motor Octane Number.
( _8 w* ^% g8 U% w, m0 H, CMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.