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与"vacuum seal"相近的词条

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• vacuum rotary
• vacuum rotary filter
• vacuum rotary pump
• vacuum sampling method
• 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

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