与"vacuum spectrograph"相近的词条

...

• vacuum-saturated
• vacuum seal
• vacuum seasoning
• vacuum shutter
• vacuum-spark dischage
• vacuum spectrograph
• vacuum spectrometer
• vacuum spraying
• vacuum spring
• vacuum still
• vacuum sublimation
• vacuum suction
• vacuum suction massage unit
• vacuum supply
• vacuum sweeper
• vacuum switch

...