The signal transform device is an important states measuring and signal transforming facility in the flight experiments.
信号变换装置是飞行试验中状态测量和信号变换的重要设备。
The ultrasound sensor, the signal transform and treatment circuits are designed. The testing software is developed. Then the experiments for the concentration testing are made.
设计了超声波传感器及信号转换与处理电路，并设计了相应的检测软件，在此基础上进行了浓度检测实验。
The ultrasound sensor, the signal transform and treatment circuits are designed. The testing software is developed. Then the experiments for the concentration testing are made.
设计了超声波传感器及信号转换与处理电路，并设计了相应的检测软件，在此基础上进行了浓度检测实验。
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