随着提升管高度的增加，重油的质量分率降低，而汽油、液化气、气体和焦炭的产率增加。

With the riser height increases, the mass fraction of heavy oil reduces, while the weight of gasoline, LPG, gas and coke has been increasing.

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我观察了从位置1到8的平均点击率(递增为0.1)，得出每个关键词的质量分。

I then looked at the average click through rate in each position from 1-8 (in increments of 0.1), for each keyword Quality Score.

youdao

如果你的广告排名为4，平均点击率为4.5%，那么你的广告质量分应该为7左右。

If you have a click through rate of 4.5% in position 4, you should have a Quality Score of around 7 or so.

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