87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
$ O3 Q5 {2 L9 j! R. ~  N
! n1 `$ W% v; P4 W/ a8 h9 T91 AKI number＝96 (Research octane number ).
  n/ Y" }1 V6 f3 p
' r6 P9 A7 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。

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。
" t9 B8 K8 ?1 N9 }+ [% w這裏另有一種計算方式。

crrllong

MON 是什么？
* j5 e7 i# T! @5 `* m; t; H+ ]! W
' Z0 n5 Q' L2 |+ ^  lFUEL RECOMMENDATION
% C* t& n! h' C+ }$ t7 U1 nUse unleaded regular gasoline with an octane
# k( l7 J6 s3 O) ?& ~rating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
91).
For improved vehicle performance,
NISSAN recommends the use of unleaded
* a7 R( t6 ^+ g) k! f! lpremium gasoline with an octane rating of
at least 91 AKI number (Research octane
3 q2 a3 O, W* N, ~4 {$ Jnumber 96).

kingsnake

" ?' v! R/ E0 C% B$ Y( r7 ]- F
$ @+ y+ r% `' P4 v% MMON 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.