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双“单电桥”测低电阻的两类方法 被引量:2
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作者 李龙海 《物理实验》 2000年第2期43-43,共1页
介绍用两个“单电桥”测量低电阻的甲、乙两类方法.并给出了计算待测电阻Rx的表达式.
关键词 双“单电桥” 测量 电阻 “联线电阻”
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End Effect on the Twin-Wire Depth Probe
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作者 C.Y.Liu Y.W.Wong 《Journal of Thermal Science》 SCIE EI CAS CSCD 1992年第4期286-291,共6页
The end effect on the output voltage of a twin-wire depth probe was investigated both theoretically and ex- perimentally.It was found that the contribution of the end of the probe to the output voltage depends upon th... The end effect on the output voltage of a twin-wire depth probe was investigated both theoretically and ex- perimentally.It was found that the contribution of the end of the probe to the output voltage depends upon the distance between the boundary and the end of the probe and the geometrical configuration of the probe. By mounting a piece of plate to the end of the electrodes,the end effect can be reduced.However,the size of the plate required to eliminate completely this effect is much larger than that usually mounted on commercially available probes.Comparison between theoretical and experimental results was made.Reasonable agreement was obtained. 展开更多
关键词 twin-wire probe depth probe
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