The data of bullet velocities and time history curves of strain were recorded respectively by laser setup, high dynamic strain indicator and TDS420A oscilloscope.
采用激光测速仪测量子弹速度，动态应变仪和TDS420 A数字示波器记录应变时程曲线进行动力响应分析。
The data of bullet velocities and time history curves of strain were recorded respectively by laser setup, high dynamic strain indicator and TDS420A oscilloscope.
采用激光测速仪测量子弹速度，动态应变仪和TDS420 A数字示波器记录应变时程曲线进行动力响应分析。
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