The dynamic flow method UHV standard apparatus is an absolute vacuum standard for vacuum gauge calibration.
动态流量法超高真空标准装置是用于校准真空规的绝对真空计量标准。
The necessity of the calibration on the vacuum gauge and instrument is proved by the research.
结果表明,对真空规管及仪器进行校准是必要的。
The necessity of the calibration on the vacuum gauge and instrument is proved by the research.
结果表明,对真空规管及仪器进行校准是必要的。
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