frequency and power adjustment  调频调载

active power-frequency control  有功-频率控制

Automatic Controller of Frequency and Power  频载调节

Droplet diameter and Frequency control of feedback  液滴直径和回授控制频率

electronic power frequency control system  电子电源频率调节装置

frequency control and analysis center  频率控制与分析中心

peak load regulation and frequency control  调峰调频

variable voltage and frequency control  变压变频协调控制

frequency and power feedback  频率-功率反馈

China Satellite Maritime Tracking and Control Department  中国卫星海上测控部气象室

follow-up control (tracking control)  跟随控制

line-tracking and control  寻线控制

Maritime tracking and control software  海上测控软件

Maximum power tracking control  最大功率跟踪控制

quality tracking and control  质量跟踪控制

Real-time Tracking and Control  实时跟踪控制

Space Tracking and Control  航天测控

Spaceflight tracking and control  航天器测控系统

telemetry and tracking control  测试控制