汽油产品的研究法辛烷值达92以上，收率约90 %，装置产氢量较大，氢纯度高。

The naphtha product yield was about 90% with a RON higher than 92. Both the hydrogen production and its purity were high.

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与传统图解法相比，极坐标矢量法设计空间凸轮廓线工作量减少了约5 0 %，并有利于凸轮廓线的精确数控加工。

Comparing to the traditional graphic method, the workload of new method is about 50% less than that of the graphic method and it is more suitable for the numerical controlled manufacturing.

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