The major influencing factors of blending coker naphtha for 90 RON unleaded gasoline are its distillation range, octane number, existent gum and mercaptan content.
影响焦化汽油调合生产90 号无铅汽油质量的主要因素是焦化汽油的馏程、辛烷值、实际胶质和硫醇硫的含量。
Most of the performances of methanol gasoline of 10%-15% ( volume fraction) methanol are nearly the same as those of unleaded motor gasoline and the RON is 1.5-3.5 higher.
测试表明，甲醇体积分数10％-15％的甲醇汽油各项性能与一般车用无铅汽油相当，可使汽油研究法辛烷值提高1．5-3．5个单位；
Most of the performances of methanol gasoline of 10%-15% ( volume fraction) methanol are nearly the same as those of unleaded motor gasoline and the RON is 1.5-3.5 higher.
测试表明，甲醇体积分数10％-15％的甲醇汽油各项性能与一般车用无铅汽油相当，可使汽油研究法辛烷值提高1．5-3．5个单位；
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