縮徑孔段 的英文怎麼說
中文拼音 [suōjìngkǒngduàn]
縮徑孔段
英文
restricted area-
It has large ratio of deploying / stowed volume. it may be used as sar antenna for small satellite or as other communication antenna of s or l band. the structural system configuration and key components design are described
它具有展縮比大,重量輕和頻段寬等特點,可用於小衛星合成孔徑雷達天線和其它s 、 l頻段星載通訊天線。
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