hot-cathode magnetro热阴极磁控管
hot-cathode oscillograph热阴极示波器
hot-cathode valve热阴极管
hot-cathode lamp热阴极灯;热阴极灯泡英语
hot-cathode tube热阴极管;翻译;直热式电子管
hot-cathode magnetron热阴极磁控管
hot-cathode rectifier热阴极整流器
hot-cathode valves翻译;热阴极整流管英语
hot-cathode magnetron gauge热阴极磁控管真空计