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The excitation characteristic of secondary winding of current transformer is the key factor to transformer performance and the quality of secondary winding directly influences that of the quality.
电流互感器二次绕组的励磁特性是决定互感器性能的重要因素，二次绕组品质的好坏直接关系到成品的质量。
The high frequency resonance is generated usually by velocity detector used inseam survey. It is resulted from the secondary resonance due to the transverse excitation.
槽波测量用速度检波器常产生高频谐振，是由于横向激励引起的二次谐振所致。
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