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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The all axis random vibration characteristics of repetitive shock machine, a new vibration equipment for reliability enhancement testing, was fully studied.

针对新型的可靠性强化振动试验设备——反复冲击机，对其全轴进行了随机振动特性研究。

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The automated external defibrillator is a portable, self-contained machine that can shock the heart back into rhythm.

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It often takes a shock to set the reform machine in motion.

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Its legs mimic an animal's legs, and are able to absorb shock and recycle energy as the machine moves around.

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