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对称天线
释义
对称天线
Encyclopedia
工学
【长、中、短波天线】
释
symmetrical antenna
对称天线
在馈电点将天线分为两半,这两半的几何结构形式和尺寸完全相同的天线。如菱形天线、鱼骨形天线等。反之,则称为不对称天线。
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Hydrogen and Sulfur Isotope Analysis
hydrogen arc lamp
hydrogenase
hydrogenated butadiene-acrylonitrile rubber
hydrogenated butadiene-acrylonitrile rubber (HNBR)
hydrogenated fish oil
hydrogenated nitrile rubber
hydrogenated oil
hydrogenated rosin
hydrogenated rubber
hydrogenation
hydrogenation catalyst
hydrogenation of polymer
hydrogenation of polymers
hydrogenation process
hydrogenation reactor
hydrogenation technology of low temperature coal tar
hydrogen atom
hydrogen atomic spectrum
hydrogen-atom Rydberg tagging technique
hydrogenator
hydrogen beam standard
hydrogen bomb
hydrogen bond
hydrogen bond cluster
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