The principle and method of testing oil body humidity are discussed, according to the changed trait in resonance frequency and quality factor of resonance cavity when microwave acting on oil body.
根据微波通过油体后，谐振腔的谐振频率和品质因数均会发生相应的变化的特点，探讨了测量油体湿度的原理及所采取的方法。
Normalization method of ultrasonic testing signal, the advantages and disadvantages of time domain, frequency domain were discussed.
探讨了超声波检测信号归一化处理的方法，以及时域信号归一化和频域信号归一化的优缺点。
This edition of BS 5099 introduces a clause on calibration frequency, together with an associated annex on the procedure for checking the efficacy of the method of spark testing.
此版本的BS 5099在附件里增添了火花试机的校准周期以及校准的方法和程序。
The principle and functions of COMBIVERT frequency inverter slip compensation character, and the setting method and testing procedure of slip compensation character parameters are also summarized.
介绍了COMBIVERT型变频器滑差补偿特性的工作原理和功能，总结了滑差补偿特性参数的设置、调试的方法和步骤。
According to the definition of crimp frequency and crimpness, a testing method of staple fiber 's crimp feature is found and the correctness of this method is proved.
根据卷曲数和卷曲率的定义，提出了一种适合于测试较短长度纤维卷曲性能的方法，并对该方法的准确度和精密度进行了论证。
A method for damage positioning is developed on the basis of testing the variation ratio of squared frequency.
介绍了基于频率变化平方比的损伤定位方法。
For testing daily frequency drift of rubidium frequency standard, this paper used the method of time difference, designed daily frequency drift measuring equipment for rubidium frequency standard.
针对铷频标日频率漂移率的指标测试要求，文中采用时差法，设计了铷频标日频率漂移率测量装置。
Image processing method is used to carry out frequency sweep and voltage sweep measurement. The in-plane motion characteristic of MEMS is obtained and the testing results are analyzed and discussed.
利用图像处理方法对MEMS谐振器做扫频和扫压测量，获得了MEMS器件的平面微运动特性，并对测量结果进行了分析和讨论。
In this paper, a testing system for fast predicting graphic shape in front of furnace, based on a new method named "amplitude and frequency equivalent of bubbles", will be introduced in detail.
本文基于一种全新的测试方法“气泡幅频当量法”，研制了一种炉前快速识别系统。
The invention discloses a testing module of wireless radio frequency recognition chip and an application method thereof.
本发明公开一种无线射频识别芯片的测试模块及其使用方法。
A new testing method of high frequency power magnetic component and its electrical circuit model of measurement is produced.
提出了高频功率磁元件测试新方法和实验电路模型，实现了磁元件模型各参量的确定及铜、铁损等效电阻的分离。
The testing error and the reason of error are analyzed, compared with the results received by the sweep-frequency measurement method.
将微悬臂梁和微薄膜振动特性的测量结果与频率扫描法的测试结果进行了比对，对产生的误差及误差来源进行了分析。
The testing error and the reason of error are analyzed, compared with the results received by the sweep-frequency measurement method.
将微悬臂梁和微薄膜振动特性的测量结果与频率扫描法的测试结果进行了比对，对产生的误差及误差来源进行了分析。
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