中國5000年第一美女扮小龍女 秒殺了陳妍希 劉亦菲!
what is meaning of S11, S12,S13......? - Forum for Electronics 被日本網友譽為“四千年第一美女”、日本媒體譽為“中國第一美女”的SNH48組合鞠婧禕拍攝了一組“小龍女”的寫真。 在網友質疑敢不敢露出額頭呼聲下,SNH48組合的鞠婧禕首次“大光明”現身,並隔空舉牌叫板If you want more information about S parameters, you can read "Microwave Engineering" by David M. Pozar. This book explain about S parameters with clear enough. For antenna example, S11 is ok when the value is usually below -10 dB. While S21, S12, etc. is...
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