空中交通

• Air traffic control subsidiary decision system base d on petri net
  网的空中交通管制辅助决策系统
• The faa has grounded all air traffic in the united states
  联邦航空局已经终止了美国所有空中交通
• Tcas traffic and collision avoidance system
  空中交通避撞系统
• The traffic controller ' s situation awareness and aviation safety
  空中交通管制员的情境意识与航空安全
• Artcc air route traffic control center
  空中交通管制中心
• Network programming algorithms for ground - holding strategy problem
  空中交通地面等待问题的网络流规划模型
• Atc clears you to karachi via your flight planned route
  空中交通管制放行你到卡拉奇经过你飞行计划航路。
• Air traffic controllers were in radio contact with the aircraft
  空中交通控制员用无线电跟那架飞机联络。
• Air traffic controllers were in radio contact with the aircraft
  空中交通调度员通过无线电和飞机保持联络。