压剩余磁化 piezoremanent magnetization ; pressure remanent magnetization
压力剩余磁化强度 PRM
压力剩余磁性 piezoremanent magnetism
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在水力发电公司检修时，几次碰到发电机不能启励建压的情况，经过检查分析，最终确定为剩磁的原因，主要是检修后剩磁的极性与转子直流电产生的极性相反造成的。
Checking and analysis revealed at last, that it was caused by residual magnetism after repair, the polarity of which was opposite to that effected by direct current in the rofor.
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