air defence

常见例句

The first training cycle will be taking place at Tapa Air Defence Battalion and the second in France.
第一个训练周期将在塔帕防空营进行，第二阶段训练在法国进行。
www.etiri.com.cn
He didn't realise at the time that SAGE formed an important part of America's air defence systems during the Cold War but it still made an impression.
他那个时候并不知道，半自动地面防空警备系统是冷战时期美国空中防御系统的重要组成部分，但它依然给他留下了深刻的印象。
These machines were “eurostrategic”, that is capable of striking a missile blow on any object in Europe from a significant distance not even entering their zone of air defence.
这架飞机是“欧洲战略”的产物，能够不需要进入任何欧洲国家的防空区而对欧洲任何目标进行远程打击。

The embassy in Baghdad plans to hire and manage thousands of private contractors to operate helicopters and air defence systems.
ECONOMIST: Iraq and the Pentagon