More than 40 kinds of overlay coating stuff and their technics were studied and tested for many times.

研究测试了40多种光纤光栅封装材料的配方及封装工艺。

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The analysis method for biuret content in long-efficacy urea using hydroquinone as an additive is studied and tested.

本文介绍了以对苯二酚为添加剂的缓效尿素中缩二脲含量分析方法的试验研究情况。

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A 3-d dynamic displacement field is studied and tested by use of two sets of rotation aperture spackle photographic system.

采用两套旋转孔径散斑照相系统对动态三维位移场进行了研测。

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They studied the way businesses use the site and tested content on people of different ages, and people with different disabilities and first languages.

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Eight out of ten sportsmen studied by Oyudo had an infection call non-specific urethritis, and two tested positive for chlamydia, another sexually-transmitted disease.

BBC: News | Health | Sexual athletes could wreck sporting careers

"We want to have something that we can take out to employers and colleges and say, 'This has been tested, this has been studied, '" she said.

WSJ: Test Maker Pays New York State Students to Take a Trial Exam