The identification of mixed crude oils and the calculation of the relative different source proportions are important for studies of crude oil correlation, migration and accumulation.

判识混源油并确定来自不同油源的原油贡献比例，是油源对比及油气运聚研究的重要内容之一，也是划分含油气系统或油气成藏体系的重要依据。

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There was much debate on the relative efficiencies of different types of waterwheels.

关于不同类型水车的相对效率有很多争论。

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What has changed, instead, is the relative share adopting different ways of living in early adulthood.

相反，在成年时期采用不同生活方式的相对比例发生了改变。

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And the Born-Haber Cycle allows you to see what the relative values of the different energy components are.

波恩哈伯循环能使我们,看看不同能量成分,相对值是多少。

麻省理工公开课 - 固态化学导论课程节选

Relative importance given to these different things, there's 20% for your homework, 30% for the Midterm, which will be sometime in October, and 50% for the Final.

这门课的成绩会由以下几部分构成,平时作业占20%,期中考试占30%,期中有时在10月份考,期末考试占50%

耶鲁公开课 - 基础物理课程节选

Your brand has to stand for something different relative to other brands in your category.

FORBES: What Rick Perry, Chevrolet And CBS Can Learn From Schweddy Balls

Working out the relative attractiveness of different businesses is not easy because the final shape of regulatory reform is unclear.

ECONOMIST: Why the industry��s best days may be behind it

Now the telephone and the Internet give them instant information on relative prices in different market towns, greatly improving their bargaining power.

ECONOMIST: When India wires up