The phase structures and dielectric properties were investigated by X-ray diffraction and impedance analyzer.
借助X射线衍射和阻抗分析仪对其相结构和介电性能进行了测试。
Precise impedance analyzer HP4294A has been used for experiment research on beams, slabs and 3 floors of steel frames.
利用精密阻抗分析仪hp4294 A对梁、板和三层钢框架进行了实验研究。
Whereas a typical impedance analyzer used in other experiments before is very expensive, a banausic experimental method is put forward.
鉴于以往此类实验中所采用的阻抗分析仪价格十分昂贵，提出了一种更实用的实验方法。
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