The construction principle, mechanical properties, basic shock parameters and adjustment methods of cam-type drop-test shock machine are described.

阐述了凸轮式多次跌落冲击台的结构原理、力学性质、冲击参数及其调整方法。

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The Construction principle, mechanical properties, basic shock parameters and adjustment methods of cam-type drop -test shock machine are described.

阐述了凸轮式跌落冲击台的结构原理、力学性质、冲击参数与其调整方法。

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This paper described a small type drop-test shock machine with long duration of shock pulse. Thispaper analyzed its construction characters, operation principle and wave forms of shock test.

介绍一种长脉冲持续时间的小型跌落冲击台，并对其结构特点、工作原理、冲击试验的波形进行阐述与分析。

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The Swedish insurance company Folksam found it performed at least three times better than 12 conventional helmets in a test for shock absorbency.

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The playground mice were able to remember the shock test far better than the mice in other cages.

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The next hitch-hikers she plans to subject to a shock test are bacterial spores, which some have proposed arrived on Earth via comets to jump-start evolution.

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