我加了低辛烷值的汽油之后，汽车经常爆缸。
与车用汽油相比，轻油中轻质馏分较多，蒸发性好，但辛烷值低，蒸气压高、热值较低。
In comparison with gasoline, light oil has more light fraction components and better evaporation property, but it has a lower octane number, higher evaporation pressure, and lower calorific value.
与车用汽油相比，轻油中轻质馏分较多，蒸发性好，但辛烷值低，蒸气压高、热值较低。
In comparison with gasoline, light oil has more light fraction components and better evaporation property, but it has a lower octane number, higher evaporation pressure, and lower calorific value.
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