The experiments show that the accuracy can be improved efficiently by shortening the width of emitter plate.

实验表明，缩短发射极板宽度能有效地提高卡尺的精确度。

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The experiments show that the accuracy can be improved efficiently by shortening the width of emitter plate.

实验表明，缩短发射极板宽度能有效地提高卡尺的精确度。

youdao