名词
中文翻译：真空延伸计
同义词：
['vacuum gauge', 'vacuum gauge device']
例句：
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1.The vacuum extensometer was used to measure the pressure in the vacuum chamber.
使用真空延伸计测量真空腔室的压力。
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2.The vacuum extensometer was used to monitor the vacuum level during the vacuum pumping process.
在真空泵过程中使用真空延伸计监测真空水平。
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3. The vacuum extensometer was used to detect any leaks in the vacuum system.
使用真空延伸计检测真空系统中的任何泄漏。