名词
中文翻译：半功率束宽度
同义词：
['half-power beam width', 'half-power beamwidth']
例句：
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1. The radarsystem has a half-power beamwidth of 30 degrees.
雷达系统有30度的半功率束宽度。
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2.The antenna is designed to have a half-power beamwidth of 60 degrees.
天线被设计为具有60度的半功率束宽度。
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3. The beamwidth of the microwave can be adjusted to fit the needs of the user.
微波的束宽度可以调整以适应用户的需求。