略語大辞典 [C] 29 TBC twin-beam contact (connector) 二ビーム接触(コネクタ). 高密度コネクタの高信頼性構造.twin-beam contact (connector); a reliable structure for a high-density connector for electronic circuits; [C:E:Mech:Ind]. 丸善「略語大辞典」JLogosID : 11850778