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真空电子器件介质材料
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真空电子器件介质材料
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真空电子器件材料
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dielectric material for vacuum electronic device
真空电子器件介质材料
在真空电子器件中主要用作管壳、输能窗、支撑件、绝缘子和显示屏等的高电阻率无机固体绝缘材料。
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natural drugs
natural drying
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natural ecosystem
natural electric field effect of oil and gas reservoir
natural embedding
natural endowment
natural enemy of rodent
natural energy
natural enumeration
natural environment space design
natural epidemic focus
natural epimorphism
natural equation
natural equivalence
natural erosion
natural exponent
natural extension
natural fade document
natural family planning
natural fermentation
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