A new equipment for simulated the performance of propeller load is introduced in this paper, it's an all digital DC torque servo system using torque closed loop and current closed loop control.

介绍一种新型的螺旋桨特性负载模拟装置，它是全数字控制的直流转矩伺服系统，采用转矩电流双闭环控制方式。

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If the battery is continue left on the equipment after using it, the battery will discharge as little current. If continue several days, the energy of the battery will over run.

使用完毕以后仍然使电池留在设备里，电池将继续小电流放电，如经数天，电池电力将消耗过度。

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This is a introduction to the Pulse Current electrolytic machining of forging die equipment using low density compound electrolyte, and examples are also given.

介绍了使用低浓度复合电解液，锻模的脉冲电流电解加工的设备及加工实例。

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What is more, according to Dr Hergenrother, all of this is possible using current chip-making equipment and processes.

ECONOMIST: Transistors: A tall story | The