A new approach is presented by applying the H-shape two-array antenna of wide dipoles to replace director structure of short backfire antenna.

提出了用一种由宽偶极子构成的H型天线二元阵来取代短背射天线中的引向结构。

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The Lunar Array for Radio Cosmology (LARC) would involve hundreds of small radio telescopes covering two square kilometers on the side of the moon that never faces Earth.

月球宇宙无线电波阵列(LARC)由数百个小型射电天文望远镜构成，它们将在月球暗面覆盖两平方公里。

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The radar features two stationary planar array antennas, each covering a sector of 90 degrees, thus achieving 180 degrees of simultaneous coverage.

该雷达具有两个固定平面阵天线，每个扇形覆盖90度，从而实现同步覆盖180度。

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The onsite generation will come from two 100-acre solar array installations.

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Yet in reality, the story of America is essentially a tale of these two elements working together for an ever-widening array of groups.

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The end result was an array of 1, 024 squares, each two-thirds of a millimetre wide and made of up to 15 chemical layers, each just one five-millionth of a millimetre thick.

ECONOMIST: Combinatorial chemistry