This Capacitance evenness testing method is used widely, but the results obtained by it have a certain error.
电容测试方法应用广泛，但测试结果有一定误差。
The measuring principle of metal surface roughness by capacitance method is discussed and the block diagram of measuring instrument and testing results are given.
本文论述了电容法测量表面粗糙度的原理，给出了测量装置的框图和实验结果。
The measuring principle of metal surface roughness by capacitance method is discussed and the block diagram of measuring instrument and testing results are given.
本文论述了电容法测量表面粗糙度的原理，给出了测量装置的框图和实验结果。
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