Selection of coatings has been hampered by a lack of reliable technical data on comparative performance.

由于缺乏可靠的技术性能对比参数，涂层的选择困难。

youdao

Then the comparative performance tests are conducted for the three impellers at various viscosity conditions.

然后在不同粘度下将三个叶轮进行性能对比实验。

youdao

Comparative Performance Information can improve the incentives and efficiency in principal agent relationships.

相对业绩比较信息能改进委托—代理关系中的激励与效率。

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These findings coincide with the comparative performance of the AAII stock screens.

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One of the best sites I have found that allows you to do relative or comparative performance analysis is Stockcharts.com. (In the interests of full disclosure, it is partially owned by two old friends John Murphy and Greg Morris).

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All this art inflation raises the issue of comparative stock market performance.

FORBES: What $100 Got You In 1954: Lessons In Art And Growth Stocks