基于真空计量的现状，提出了真空计量的发展趋势。
On the basis of the actuality of vacuum metrology, the development tendency of vacuum metrology is put forword.
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 dynamic flow method UHV standard apparatus is an absolute vacuum standard for vacuum gauge calibration.
本文描述了这三个方面的最新进展，从中可看出真空计量学的现状与发展趋势。
The latest developments of these three fields are described, from which the current status and developing trend of vacuum metrology can be found.
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