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- Counter Air Operation Center 防空作战中心
- Improved Tactical Air Operation Center 改进的战术空中作战中心
- the US combined air operation center 美国联合空中行动中心
- The TPS-59(V) system is a phased-array tactical radar designed to provide long-range surveillance for the Tactical Air Operations Center (TAOC-85 or TYQ-23(V)). TPS-59（V）系统是一个相控阵战术雷达，设计用来为战术空中作战中心（TAOC-85或者TYQ-23（V））提供远程监视。
- Interim Combined Air Operations Center 临时联合空军行动中心
- Joint Air Operations Center Korea 驻韩联合空军作战中心
- Transportable Air Operations Center 机动空军作战中心
- Counter Air Operations 防空作战
- tactical air operation center 战术空军作战中心
- air operation center 空中行动中心
- Activated its Emergency Operations Center. 启用它的紧急行动中心
- Network Operations Center (NOC) 24-hour monitoring. 网络运行中心(NOC)24小时监测。
- Citigroup's management believes that hedge funds for the air operation is the recent sharp share price dive. 花旗集团管理层认为，对冲基金的作空操作是股价近来大幅跳水的原因。
- Counter Guerrilla Operation Center 反游击战中心
- Airlockers: air operated differential locks for traction purposes. 气压差速锁:用于保障驱动的气动差速锁。
- The secretary said that the programme to phase down British air operations in Indo China is solidly based and progressing. 部长说减少英军在印度支那的空中作战计划是有坚实基础的，并在进展中。
- The regulator holds a constant air-fuel ratio from cold start-up through hot air operation. 调节阀能够保证从冷启动到预热空气一直保持恒定的空气-燃料比例。
- The Army Counter Air Weapon System 陆军防空武器系统
- "From the very beginning of the air operation nearly six weeks ago,I have said that our efforts are on course and on schedule," the President said. 总统说，“自从将近六个星期以前空中作战开始起，我就说过我们所做的方向正确，进度准时。”
- If any of the switches/sensors is trigger, the system will send a SMS to the owner / operation center. 如果任何一个开关/感应器触发,系统将会将SMS送到拥有者/操作中心。
