By default, Unsum will grab the HTML code of the partial feed link, strip out the tags and miscellaneous content and show only the actual page content that we are interested in.
默认情况下，它会抓取部分订阅源的HTML代码，除去各种各样的标签和内容，最终只显示你感兴趣的内容。
The radiating element of array antenna is air dielectric microstrip patch antenna, which has high efficiency, and the feed network is low loss air strip, which can reduce the loss of the feed line.
阵列天线辐射单元采用空气介质的微带贴片天线，辐射效率高；阵列天线的馈线网络采用低损耗的空气带状线形式，降低了馈线损耗。
Different types of feed net strip and steel strip.
各类型输送网带、钢带。
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