略語大辞典 [E] 27 DBC-BeO direct-bonded copper-beryllium oxide 直接接着銅ベリリア. 大電力制御用半導体装置の基板材料. 熱伝導特性がよい複合材料.direct-bonded copper-beryllium oxide; a substrate material for high-power semiconductor devices; [E:Mat:C]. 丸善「略語大辞典」JLogosID : 11871203