low impedance material 低阻抗材料
lower sonic impedance material 低声抗材料
giant magnet-impedance material 巨磁电阻抗材料
giant magneto-impedance material 巨磁电阻抗材料
In the process of measuring radio frequency absorb material by vector network analyzer, the impedance of rectanglecoaxial measuring device is mismatched and cause redundant reflection.
在使用矢量网络分析仪对射频吸波材料进行测试的过程中，由于矩形同轴装置阻抗不匹配，将引起不希望有的反射。
The crystal structure and electrochemical performance of the material were studied by XRD, cyclic voltammetry, electrochemical impedance spectroscopy (EIS) and galvanostatic charge-discharge tests.
用XRD、循环伏安、电化学阻抗谱(EIS)、恒流充放电测试研究了材料的晶体结构和电化学性能。
Through complex impedance spectra, SEM, XRD etc. tests, it was proved that the microstructure and PTC properties of the material were improved.
经复阻抗谱、SEM及XRD等测试分析表明，材料的微观结构得到了明显改善，PTC性能得以提高。
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