Different base bitumen are modified with gilsonite, showing the similar tendencies of the performance change.

用岩沥青对不同品牌的基质沥青改性，试验结果表明改性沥青性能有着同样的变化趋势。

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Based on China's IPO firms in 2000, this thesis explores the trend and causes of operating performance change of these listed companies.

本文以2000年中国发行新股公司为样本，探讨上市公司IPO后经营业绩变化的趋势和成因。

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Finally, combination with the structure of the two tested valves, this paper analyses the reasons of the performance change of the tested valves.

最后，结合被试阀的结构分析了导致被试阀性能变化的原因。

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But Todd Duncan began a major change in classical musical performance in the United States.

VOA: special.2010.03.07

Other band members change periodically depending on the album performance.

VOA: special.2011.02.25

Should these sector performance metrics change?

FORBES: Big Caps Adumbrate The Bull Market (With Exceptions)

Stevenage's first-half performance forced a change of formation from Newcastle at the break, as they brought on Nile Ranger for Leon Best and switched to a 4-2-3-1 set-up.

BBC: Stevenage 3-1 Newcastle

When a money manager fails to perform up to the benchmark he has established for himself, the manager might (1) simply acknowledge his poor performance or (2) change the benchmark to one that will make his performance appear better.

FORBES: Everyone Wants Kool Aid: Pruning the Money Management Tree (October 29, 2008)