The method measuring electrical parameters is based on ac sample technology, the FFT way is used in software design, so the design of circuit, the function and the accuracy is fully improved.
三相电测量采用交流采样技术，软件算法采用快速傅里叶变换fft，全面克服了以前的三相电参数测量方法普遍存在的实现电路复杂以及在功能和精度上的不足。
Ac sampling measurement unit has better accuracy and stability as the online measuring instrument of the electrical parameters of power network.
交流采样测量装置作为电网电测量参数的在线测量仪器，具有较好的准确度和稳定性。
AC electrical dynamometer is an important device for engine test with easy-controlled testing conditions, easy-collected and managed parameters as well as high measuring precision.
目前，交流电力测功机是进行发动机性能试验的重要装置，其优点在于试验条件容易控制，参数便于采集处理，测量精度较高。
However, the traditional measuring instruments such as DSO, DMM, Logic Analyzer have only focus on a certain number of signal or electrical parameters.
然而，传统的测量仪器如示波器，万用表，逻辑分析仪等都只是针对某一些信号或者电参数的测量。
Adopting sinusoidal instantaneous voltage and current, a new algorithm for measuring sinusoidal electrical parameters has been put forward.
提出了一种利用正弦交流电压和电流的瞬时值测量正弦交流电参量的新算法。
The measuring precision and response time of electrical parameters is two important characteristic indexes of the electrical quantity transducer.
电参量测量精度和响应时间是微机电量变送器两个重要的性能指标。
The com mon acquisition and measuring method of electrical parameters is adopted, acquisition system is designed, and the systematic block diagram is also introduced.
采用通用的电气参数采集测量方法，设计了采集系统，介绍了利用各种变换处理电路和单片机组成的电气参数智能采集传输系统框图。
The calculated and experimental results show that the measuring method of non-electrical parameters with the microwave cavity by perturbation has a high resolution.
计算及实验均表明，用微波腔体微扰方法测量非电量具有高的分辨率。
The calculated and experimental results show that the measuring method of non-electrical parameters with the microwave cavity by perturbation has a high resolution.
计算及实验均表明，用微波腔体微扰方法测量非电量具有高的分辨率。
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