| Subject | English | Chinese |
| avia. | operational air traffic radar control and reporting system | 运行的空中交通雷达管制和报告系统 |
| USA, space | operational command and control intelligence system | 作战指挥与控制情报系统 |
| space | operational command and control system | 作战指挥与控制系统 |
| el. | operational command and control system | 作战指挥控制系统 |
| manag. | operational control system | 作业管理系统 |
| tech. | operational control system | 操作控制系统 |
| space | operational flight control system | 作战飞行控制系统 |
| earth.sc. | operational management information and control system | 运行管理信息和控制系统 |
