87－91 91－96

crrllong

87 AKI (Anti-KnockIndex) ＝91(Research octane number).
/ j5 [1 {9 |+ ?& O4 k
91 AKI number＝96 (Research octane number ).
+ s1 R4 w' P. D' t6 x  T& ?9 }( i7 d# z/ q
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。

8 p/ H$ W1 }; J铅是很好的防爆剂，不加铅了。加的是什么呢？

kingsnake

這也不對。
9 J- v5 g6 r9 h5 [' M4 y國内的 AKI= (RON+MON)/2。
這裏另有一種計算方式。

crrllong

MON 是什么？

FUEL RECOMMENDATION
* z6 l: G2 M& K+ F5 P! HUse unleaded regular gasoline with an octane
rating of at least 87 AKI (Anti-Knock
& `( c. c$ u% m  o$ JIndex) number (Research octane number
9 i( d9 x2 E6 j- W7 R5 a/ w91).
( @- h, r% m" c" O/ T2 q. Q2 ?. {7 wFor improved vehicle performance,
NISSAN recommends the use of unleaded
: w0 w+ }. W( X7 r% x1 z' C$ \premium gasoline with an octane rating of
/ K; A" m& _: F  Y; \at least 91 AKI number (Research octane
5 \5 D7 W+ `* Anumber 96).

kingsnake

7 b9 R" N$ o9 Z, j& [; L
9 H( t/ ^8 Y2 ]: h$ aMON Motor Octane Number.
( q6 i4 j* J8 WMeasure under more severe condition than RON. e.g. higher revolution, controled temperature etc. Number usually 8-9 units lower than RON.