A kind of vibration acceleration - frequency detecting device is described, which is a new style low power consumption handy device based on ADXL50 acceleration sensor.
本文主要介绍了一种应用加速度传感器adxl50设计的新型便携式、低功耗的振动加速度-频率检测装置。
Effects of low frequency field on mechanical properties of injected specimens were explored by self made low frequency vibration injection molding(VIM)device.
利用自行研制的振动注射成型装置进行注射样条实验，研究低频振动场对注射样条制件的物理力学性能的影响。
To BJT/HBT device, the arithmetic, at its low frequency range and high frequency range respectively, are put forward.
对于BJT／HBT器件，分别提出了高频段和低频段的参数提取算法。
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