Dynamical characteristics of the gyroscope during spin-up and erection procedure, and the influence of the stray magnetic field on gyro's drift and speed attenuation are investigated.

讨论了陀螺在驱动、定向过程中的动力学特性，以及杂散磁场对陀螺漂移和转速衰减的影响。

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The electric field within a closed, empty conductor is zero, so the cup shields the object placed inside it from any atmospheric or stray electric fields.

由于闭合、中空导体中的电场为零，所以，使用法拉第杯就把放在其内部的物体屏蔽起来，不受大气的或任何寄生的电场的影响。

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Measurements of stray field within the plasma region and magnetizing curve of the iron core were made in a model device with variation of air gap size and under load and unload discharge conditions.

模拟实验给出了不同气隙情况下，空载和负载放电时，等离子体区的杂散场和铁芯磁化曲线测试结果。

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