直流分量与均方根值的测量，主要用于labview实验-DC component and the rms value of the measurements, mainly for labview test

labview 数字电压表 功能描述：实现仿真信号的电压测量，显示信号频率、标准频率、相位、幅值、直流偏置、峰值、平均值和有效值，并以图形方式显示仿真信号。-labview digital voltmeter Descr iption: Implementation of the simulated signal voltage measurement, display the signal frequency, standard frequency, phase, amplitude, DC

DC-RMS测量，波形测量。 可以测量直流分量和均方根.可以显示测量结果频谱。(DC-RMS waveform measurement, Can get the DC/RMS reading from the wavfiles.Can show the spectrum.)