管制地带 meaning in English
control zone
Examples
- No control : tens of thousands of small , private “ general aviation ” craft that fly from little airports are not tracked by air traffic control , chiefly because they do not have the needed radar or radio equipment
非管制地带：使用小型航空站的几万架小型私人非专业航空器，不会受到飞航管制的追踪，主要是因为这类飞机缺少必要的雷达或是无线电设备。