监视管 field monitoring tube: 场监示管; 场监视管frame monitoring tube: 帧监视管line monitoring tube: 行频信号监视管monitoring: 剂量测定; 监测;监察; 监查; 监察;监测; 监控,监视,监测; 监听; 检查; 探测; 预察and tube: 与门管下载手机词典可随时随地查词查翻译