The effect of such a stream upon both halves of the disk would be equal, and the latter would not rotate ordinarily;

这样一种气流对两半碟子的影响是相同的，下半部分通常不会旋转；

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The effect of such a stream upon both halves of the disk would be equal, and the latter would not rotate ordinarily;

这样一种气流对两半碟子的影响是相同的，下半部分通常不会旋转；

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