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通信测试仪器
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communication test instruments
通信测试仪器
对数字通信系统进行从数字到模拟,从低频到微波,从用户信息到信令、协议,从系统质量测试到网络监视和管理等多种测试的仪器总称。
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boundary of a polygon
boundary of a set
boundary of a simplex
boundary of a strip
boundary of a surface
boundary of a topological manifold
boundary of a topological space
boundary of convexity
boundary of firm
boundary of the systems
boundary operation
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boundary parallel surface
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boundary pillars in scenic and historic area
boundary plane
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boundary point lemma
boundary problem
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