The difference between the real model and the theoretical model which is used for measuring the electrical parameters of quartz crystal by crystal impedance meters and the items which impact the measuring accuracy are discussed.
论文分析了用阻抗计法测量石英晶体谐振器时,晶体的实际电参数模型与理论模型的差别及其对电参数测量精度影响的数量关系,提出了提高测量精度的方法和设计。
Influence of annealing condition on the stress impedance of Fe-based amorphous alloy ribbons;
退火条件对铁基非晶薄带压应力阻抗效应的影响
Comparative study of reconstructed impedance cardiogram and radio-nuclide ventriculography in detection of left ventricle ejection fraction;
重建心阻抗图与核素心室显像测定左室射血分数的对比研究
Assessment of Impedance Characteristics Associated with Cochlear Implants Worn by Patients;
人工耳蜗植入术后电极阻抗特性分析
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