名词
中文翻译：固定范围环
同义词：
['固定范围圈，固定范围环带，固定范围环带系统']
例句：
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1.The satellite was equipped with a fixed range ring to track its position in space.
卫星配备了一个固定范围环来跟踪其在太空中的位置。
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2. The radar system used a fixed range ring to detect and track enemy aircraft.
雷达系统使用了固定范围环来探测和跟踪敌机。
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3. The engineer designed a fixed range ring that could be easily deployed and maintained.
工程师设计了一个固定范围环，可以轻松部署和维护。