firstly, the article introduces air traffic flow management simply, then discusses ground-holding policy, finally the article expounds several ground-holding models.
本文首先对空中交通流量管理进行了简单的介绍,而后讨论了地面等待策略,最后阐述了几种地面等待模型。
air traffic flow management (atfm) system has a strategic significance on keeping pace with the increasing of flight flow, reducing delays and making full use of air space and the ground resources.