Braun-tube布朗管
braun n tube布老盾
metal-Braun E tube金属显像管
Braun tube oscillograph布劳恩示波管;布劳恩管示波器;阴极射线示波器
brass Braun tube阴极射线管
square corner Braun tube矩形电子束管
electromagnetic deflection braun tube电磁偏转型阴极射线管
metal-Braun tube金属显像管
radar braun tube雷达布朗管