| ประโยคภาษาจีน : 中文句子 | 
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|  bù tóng不同  xīn wán zhí辛烷值  rán liào燃料  zuì gāo最高  rán shāo燃烧  xiào lǜ效率  chū xiàn出现  zài在  gāo高  bǐ lì比例  lǜ率  hùn gě qì混合气  jiào较  nóng浓  kào jìn靠近  bào zhèn爆震  rán shāo燃烧  biān jiè边界  de的  qū yù区域 | 
| Maximum combustion efficiency for fuels with various octane numbers appears in the region of high EGR ratio and high mixture concentration, closing to the boundary of knocking. |