超長波天線 的英文怎麼說

中文拼音 [chāozhǎngbōtiānxiàn]
超長波天線 英文
very low frequency antenna
  • 超 : Ⅰ動詞1 （越過; 高出） exceed; surpass; overtake 2 （在某個范圍以外; 不受限制） transcend; go beyo...
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 長波 : long wave （l. w. ）; kilometer wave; major wave; [氣象學] planetary wave長波段 long-wave band
  1. When the atmosphere system occurs nonlinear instability in the subcritical instability region, it will split more wave resolutions than in the supercritical instability region and need more time to occur the subcritical instability, therefore it may have effect on the form and development of some synoptic system. 3. starting from nonlinear equations on the f - plane containing frictional dissipation under the boussinesq approximation

    大氣系統在亞臨界不穩定區發生非線性不穩定時，會比超臨界不穩定區分裂出更多的波動解，而且發生亞臨界不穩定需要更長的時間，因此它可能在某些天氣系統的形成和發展過程中起到一定的作用。
  2. Over - the - horizon radar ’ s beam - frequency is high frequency band and its wavelength is so long that the annate ’ s characters are very complicated when applicated on the ship. the character of coupling between cells and the environment must be measured to compensate in the radar signal process step. the ship - based over - the - horizon radar uses cfa ( crossed field antenna ) as array antennas ’ cell

    艦載超視距雷達使用高頻信號作為發射頻率，其波長較長，在艦船有限的空間內，陣列天線的陣元之間的耦合與陣元與背景之間耦合都十分嚴重，必須測量陣列天線通道的幅相一致性，作為雷達信號處理的補償參數。
  3. During the ceremony, mr. c y lam, director of the hong kong observatory, recalled that the gathering of meteorological observational data from the mainland relied upon the reception of short wave radio broadcast by mtc colleagues. the morse code broadcasts were skillfully decoded into textual messages, and which were kept in good conditions

    天文臺臺長林超英于會上憶述：從前接收中國內地氣象觀測數據，是依靠氣象電信中心同事細心收聽短波無線電廣播，把資料從摩斯電碼morse code一一編譯成文字報文，並完好的保存下來。
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