Frequency Selective Surface(FSS) of complex dense elements is presented in this paper.The complex elements composed of Y loop and Y geometries are closely packed in triangle form.是什么意思_Frequency Selective Surface(FSS) of complex dense elements is presented in this paper.The complex elements composed of Y loop and Y geometries are closely packed in triangle form.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句