http://www.nrcan.gc.ca/energy/infrastructure/5895- J; t n; z: y1 M6 ?/ Z, i; F E
嗯。。加拿大有12家炼油厂。。。 There are three main refining centres in Canada (Edmonton, Sarnia and Montreal), but most provinces have at least one refinery.. s6 s$ h' y* C
$ R t& T+ X( e3 b x 8 E. x3 W! M4 s% r- X你是说配备了高压缩比发动机的车辆吧,最好使用相应的高标号汽油,否则燃烧速度不匹配,不过也不是大事,主要会影响发动机寿命。3 N$ K4 I: G5 b, w! W6 Y
如果发动机感觉到加了低标号汽油有明显相对高标号的振动,最好赶快还是换回高标号汽油