播送用天線 的英文怎麼說
中文拼音 [bōsòngyòngtiānxiàn]
播送用天線
英文
radiator-
Receiving antennas for satellite broadcast transmissions in the 11 12 ghz band - part 1 : electrical measurements iec 61114 - 1 : 1999 ; german version en 61114 - 1 : 1999
11 12ghz頻帶范圍內衛星廣播傳送用接收天線.第1部分Instead of wastefully broadcasting personal communications ? such as cell - phone calls ? in all directions, these innovative antennas track the positions of mobile users and deliver radio signals directly to them
這種新型天線會追蹤行動用戶的位置,把無線電訊號直接發射給他們,而不會浪費地朝著四面八方播送個人通訊(比如行動電話) 。
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