87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
  @5 Z  L) L$ S6 |) q* p
91 AKI number＝96 (Research octane number ).
: T' k& [/ X* [8 `3 C
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。
& B- X/ f9 N  }# {( `9 d
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。
$ o9 N- n7 a5 U9 `3 H* C8 \( o8 ^. e這裏另有一種計算方式。

crrllong

MON 是什么？

& a' {  c( {9 P' A% F5 n( m+ i: AFUEL RECOMMENDATION
0 j* Z0 }2 E' `/ ?4 bUse unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
Index) number (Research octane number
91).
4 K# u2 y7 T, Q. v: v. TFor improved vehicle performance,
NISSAN recommends the use of unleaded
premium gasoline with an octane rating of
at least 91 AKI number (Research octane
number 96).

kingsnake

- E! v% J0 ~6 }, h. Y
# p7 O; e) H+ vMON 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.