87－91 91－96

crrllong

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

/ ~6 n1 r7 k# `+ J91 AKI number＝96 (Research octane number ).

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。
/ y$ L& }: {& Z# C7 e
# o& L/ c- ^0 Y( j8 x2 b铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
9 s6 C" `; S& |' d國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？
$ u6 C& F* @# P, |; K$ A
FUEL RECOMMENDATION
, u: U7 ^& ~0 h6 m) yUse unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
' h+ X" s) Q8 i; i/ ^Index) number (Research octane number
91).
, r# _* k$ b3 [0 W" P7 e/ uFor improved vehicle performance,
! \7 t: s# Q3 KNISSAN recommends the use of unleaded
premium gasoline with an octane rating of
% T0 J  _/ ]  n* yat least 91 AKI number (Research octane
: k: |8 k6 C& c' q' B" z9 ?number 96).

kingsnake

# W# V3 D( }0 |
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.