This article investigated the adaptability of all kinds of detergent in different base oil through plate and four ball testing.

本文利用成焦板、四球机试验考察了各清净剂在中间基和加氢基础油中的感受性。

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Testing aerodynamics: the hotly-discussed World Cup ball is not the roundest you've ever seen once Serbia's Aleksandar Lukovic gets his granite forehead on to it.

空气动力学检测：在看到塞尔维亚的万诺维奇用前额头顶球的景象，众说纷芸的世界杯用球不是最圆的。

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Ball Aerospace's Jake Lewis is reflected in one of the mirrors on a James Webb space Telescope Array, in the X-ray and cryogenic facility for testing.

波尔航空航天的Jake Lewis正在向我们展示一组镜子—詹姆斯·韦伯太空望远镜阵列，它正在低温和X射线中进行测试。

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The visitors struggled to keep hold of the ball in the testing conditions but a further Davis penalty reduced their deficit and kept the home fans on tenterhooks, and their nerves jangling.

BBC: Ulster restore pride in white jersey

Canada, who are also through to the Super 8 stage, had Bagai's fine 122-ball innings to thank for a testing total, and Sunil Dhaniram chipped in with 41.

BBC: Canada end Scotland's winning run

The new testing policies will undoubtedly catch a ball player of distinction abusing human growth hormone or synthetic testosterone.

FORBES: Collaboration and Collegiality are Two Hallmarks of MLB's Modified Drug Testing Program