Basis on the dynamics model of the product package system, the response of vibration environment in fragility part of this system is calculated with the method of pulse response.

以包装件的力学模型为依据，用脉冲响应法求解产品中易损零件对振动环境的响应。

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The frequency response of the transducers is measured experimentally using laser ultrasound and a pulse echo reflecting method. The spectral analysis results are compared and analyzed.

由激光超声方法和自发自收脉冲反射法实验测定了所制作的换能器的频率响应，并比较了频谱分析结果。

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The results of this investigation provides the bases on principle experiments of UWB radar fuze, and it also provides the method for the testing of object pulse response character.

超窄脉冲源的研究成果为冲激引信原理性试验提供了基础，也为目标冲激响应特征的测试提供了手段。

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