hysteresis lag磁滞hysteresisn.滞后现象hysteresis energy dissipation滞回耗能hysteresis current controller滞环电流控制器hysteresis-to-strength ratio[化] 滞后-强度比hysteresis restoring force model恢复力模型hysteresis loop displaying equipment磁滞回线显示装置hysteresis current control algorithm滞环电流控制hysteresis-current control circuit滞环电流控制电路hysteresis-loop displaying equipment磁滞回线显示装置hysteresis constant of magnetic material磁性材料磁滞常数