The calibration principle and method of the near region field strength meter are described, especially its auto calibration and test system and the study of software.
介绍了近区场强仪的核准原理和方法，着重介绍了近区场强议的自动校准测试系统和软件的研究。
A design method for the gyro meter test-bed based on digital control technology is introduced and test data are given.
介绍一种采用数字控制技术的多功能陀螺仪表试验器控制系统的设计方法并提供了试验数据。
The method of analysis frequency table is using the meter of frequency table to test all kinds of frequency and then calculate the distortion of the wave.
频谱分析法是用频率分析仪测量各次谐波的方法计算出波形失真度，但采用此种方法的仪器价格较昂贵。
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