名词
中文翻译：摩擦式真空表
同义词：
['friction gauge', 'vacuumgauge']
例句：
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1. The frictiontype vacuum gauge is used to measure theair pressure in a vacuum chamber.
摩擦式真空表用于测量真空室中的气压。
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2.The vacuum gauge is an essential tool formaintaining cleanliness in industrial processes.
真空表是工业过程中保持清洁的关键工具。
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3. Thefriction type vacuum gauge was developed to improvethe accuracy of measuring air pressure.
摩擦式真空表的开发旨在提高测量气压的准确性。