单词：polarization-preserving coupler
单词：polarization-preserving coupler 相关文章
The U.S. Embassy in Phnom Penh announced this month that the Cultural Heritage Center for the Bureau of Educational and Cultural Affairs (ECA) of the U.S. Department of State has awarded $350,000 from the Ambassadors Fund for Cultural Preservation to
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科学家发现宇宙膨胀的证据 WASHINGTON, March 17 (Xinhua) -- U.S. astronomers announced Monday they have captured the first images of gravitational waves, or ripples in space-time described as the first tremors of the Big Bang in which the u
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The biggest cities in China are pressure cookers for youth starting out on their careers. 对于那些打算在自己职业生涯大展拳脚的年轻人而言，中国一线城市就好比是 高压锅。 Here are some tips on what to expect if you
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BUDAPEST, Jan. 6 (Xinhua) -- Hungary officially took over the presidency of the European Union (EU) at a ceremony（典礼） in the parliament building on Thursday evening, attended by EU and Hungarian dignitaries. Belgian Prime Minister Yves Leterm
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The Eye of the Dung Beetle A number of animals, including honeybees and butterflies, use sunlights polarization in their navigation s , but the dung beetle is the first animal ever discovered to use moonlights polarization to guide its travels. Polar
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