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氧化物阴极
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氧化物阴极
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阴极
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oxide cathode
氧化物阴极
电子发射体为氧化物材料的阴极。
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electronic program guide,EPG
electronic propinquity theory
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electronic publishing
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electronic quenching circuit
electronic questionnaires
electronic reading room
electronic reconnaissance
electronic reconnaissance satellite
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Electronic Records and Electronic Archives Management
electronic records/archives
Electronic Records Archives Program of National Archives and Records Administration
electronic records audit trail
electronic records backup
electronic records center
electronic records classification
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