Fiber optics are central to another big upgrade of radio telescopes in Europe.

在欧洲，使用光纤是射电望远镜另一项大型升级的重点。

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In April, the 100-meter radio telescope Effelsberg in Germany was tied in via fiber optics to radio telescopes at Jodrell Bank in the U.K., Medicina in Italy, Onsala in Sweden and Torun in Poland.

四月，德国埃费尔斯·贝格的百米射电望远镜由光纤与处于英国焦德雷尔·班克、意大利梅迪奇纳、瑞典奥萨拉以及波兰托伦等观测站的射电望远镜连接起来。

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We are used to calling an instrument of this kind in optics a telescope, and the radioastronomical counterparts are therefore briefly named "radio telescope" .

在光学上我们通常称这种类型的仪器叫望远镜，因而射电天文学上的对应物简称为“射电望远镜”。

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Indian physicist, biologist, and early writer of science fiction, he pioneered the investigation of radio and microwave optics and laid the foundations of experimental science in the Indian subcontinent.

UNESCO: Some important dates for radio