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cophased horizontal antenna
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cophased horizontal antenna
Encyclopedia
工学
【长、中、短波天线】
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cophased horizontal antenna
同相水平天线
由同相馈电的水平对称振子组成的边射式平面天线阵。为了保证单向的辐射和接收,在阵面的一侧设置反射面。这种天线可用于短波干线通信或广播和米波警戒雷达等。
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gastral cavity
gastral epithelium
gas transmission and distribution pipeline
Gas transmission capacity
Gas transmission network (Gas transmission trunk line and branch line)
gas transmission pipeline
gas transmission station
gas transmission station of pipeline
gastric acid
gastric antisecretory drug
gastric antral vascular ectasia
gastric bezoar
gastric carcinoma
gastric emptying
gastric fistulization
gastric foveola
gastric gland
gastric gland secretion
gastric groove
gastric injury
gastric juice
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