The characteristics of a piezoelectricity power supply are discussed and the energy produced by piezoelectricity material under setback force shock is calculated.

论述引信压电电源的特性，对压电陶瓷材料在发射时受压力下产生的能量进行了计算。

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The original plan was to use the army only as a temporary shock force.

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One mother, whose two boys are members of the same cadet force, told of her shock at the news.

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And some form of shock or other force pushing prices higher or lower might inspire a monetary policy response.

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