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Measuring the potential difference between a negative earth in air and a negative earth in a vacuum
Measuring the potential difference between a negative earth in air and a negative earth in a vacuum
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机译:测量空气中的负极和真空中的负极之间的电势差
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摘要
The invention is concerned with measuring and compensating for the potential difference between a negative earth in air and a negative earth in a vacuum. The test circuit comprises a biased vacuum / air divided negative earth feedback loop, with a gold circuit on the vacuum side and a copper circuit on the air side.
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