Results show that with the increase of dropping height and repeated impact, the impact force, peak acceleration, maximum deformation and remaining deformation of apple increase.
研究结果表明随着跌落高度、跌落次数的增加，苹果冲击力、加速度峰值、冲击最大变形、冲击结束后的残余变形逐渐增大。
In molding process the maximum value of acceleration of the molding table has been tested by means of piezoelectric accelerometer, electrical charge amplifier and peak volt meter.
在造型过程中，用压电加速度计、电荷放大器和峰值电压表测出造型机工作台获得的最大加速度。
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