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2022-01-14 20:30:02

晶華新春住房、餐廳各自加碼 入住有機會獲15萬花園套房住宿

The horn antenna is a broadband passive device, shaped like a pyramid horn, referred to as a TEM antenna, which guides the beam of radio waves at a precise frequency. FT-RF Double Ridged Horn antennas...
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