【单选题】空中交通管理包括( )、( )和( )。
【单选题】No one can avoid by advertisements.
【简答题】Everyone in the world experience feeling of pressure or stress. No one can avoid stresscompletely, 21 stress can be mannaged in healthy ways.One way to manage stress is to BUILD your 22 resistence. Bu...
【简答题】空中交通管理的定义是什么?空中交通管理包括哪三个部分? (What is the definition Air Traffic Management? What are the three parts included in ATM?)