The volume of scheduled flights is straining the air traffic control system.

定期航班的数量使空中交通控制系统受到压力。

《柯林斯英汉双解大词典》

Traffic volume prediction plays a very important role in urban traffic management and control.

交通流预测在城市交通管理和控制中起着十分重要的作用。

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The accurate real-time forecast of traffic volume is the premise and basement of the dynamic traffic control and guidance.

实时、准确的交通量预测是实现动态交通流控制及诱导的前提和基础。

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Traffic volume can be a drama but volume plus control equals crisis.

BBC: Viewpoint: Is it time to get rid of traffic lights?

Air traffic was growing, and the air traffic control (ATC) system couldn't handle the swelling volume.

FORBES: Magazine Article

The administration's funding authorization expires Sept. 30, and it needs more money to address the booming volume of air traffic, primarily because the air traffic control system needs safety and security upgrades.

FORBES: Magazine Article