ASTM D2885用在线直接比较技术测定火花点火式发动机燃料辛烷值的标准试验方法
日期:2012-02-08 11:46
aximum knock intensity for that fuel.
1.4.2 Measured differences in knock intensity are scaled to provide a positive or negative delta octane number of the stream sample from the comparison reference fuel when the fuels are compared at the same compression ratio.
1.4.3 Measured differences in compression ratio are scaled to provide a positive or negative delta octane number of the stream sample from the comparison reference fuel when the fuels are compared at the same knock intensity.
1.5 This t
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