1705年初波纳什（Beau Nash）成为巴斯议会厅厅长，他制定了一系列的行为礼节和着装规定。
Earlier in 1705 Beau Nash had become Master of Ceremonies at the Assembly Rooms in Bath. He laid down rules of etiquette relating to behaviour and acceptable dress.
两个初相不同的相参信号由两个在空间上正交的线极化天线单元辐射，将形成椭圆极化波。
Two coherent signals with different primary phases radiated by two orthogonal in-space linear polarization antenna elements form an elliptical polarization wave.
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