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字词 射电望远镜
释义 射电望远镜shèdiàn wàngyuǎnjìng利用定向天线和灵敏度很高的微波接收装置来接收星体发出的无线电波以观测天体的设备。这种望远镜比光学望远镜的观测距离远得多,并且使用上不受时间和气候变化的影响。{radio telescope; device using a directional antenna and a highly sensitive microwave receiver to receive radio waves from a celestial body for observational purposes. A radio telescope observes much farther than the optical telescope and its use is not affected by time and weather conditions.}
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更新时间:2025/6/4 21:44:05