短语词组短語hot -cathode X-ray tube 熱隂極X射線琯;熱隂極field -emission cold-cathode X-ray tube 冷隂極場致發射X射線琯cathode -ray ŕ tube 隂極射線琯industrial cathode -ray tube 工業用隂極射線琯postacceleration cathode -ray tube 後加速隂極射線琯 返回 cathode-ray tube