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真空管

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electron tube, vacuum tube, vacuum valve

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custard-pie, custer, custodes, custodia, custodial, custodian, custodianship, custody, custom, custom house,

相似单词


真空泵, 真空成形, 真空的, 真空风扇, 真空汞, 真空管, 真空管伏特计, 真空唧筒, 真空计, 真空吸尘器,