与"vacuum tubve pulser"相近的词条

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• vacuum tube type rectifier
• vacuum tube voltage regulator
• vacuum tube voltmeter
• vacuum tubemodulator
• vacuum tuberculin
• vacuum tubve pulser
• vacuum-tyipe photodetector
• vacuum-type photodetector
• vacuum ultra-violet spectrograph
• vacuum ultraviolet
• vacuum ultraviolet spectrometer
• vacuum ultraviolet spectroscopy
• vacuum unit
• vacuum valve
• vacuum ventilation
• vacuum ventilation system

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