High precision instruments of measuring electrical resistivity and magnetoresistivity are needed to study the inner structure and resistance characteristic of nanocrystalline materials.
研究纳米材料内部结构和电
机制需要有高精度
仪器来测量纳米材料电率和
。
致电
率,效应High precision instruments of measuring electrical resistivity and magnetoresistivity are needed to study the inner structure and resistance characteristic of nanocrystalline materials.
研究纳米材料内部结构和电机制需要有高精度仪器来测量纳米材料电率和。
Kelvin bridge has the virtues of high sensitivity, precision reading and convenience to use.It is effective tools to measure the electrical resistivity and magnetoresistivity.
凯尔文直流双臂电桥具有灵敏度高、读数准确和使用
优点，是测量材料电率和有效工具。
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