dual band

 
  • n. 雙頻;指手機可以在GSM900/1800頻段之間自由切換;以保持通話不斷

dual band的用法和樣例:

例句

用作名詞 (n.)
  1. In order to study the optical feedback characteristics at the dual frequency laser, a birefringent external cavity was studied throughboth theoretical analysis and experiments.
    摘要為了研究雙頻激光器的光回饋特性,採用雙折射外腔光回饋的方法,進行了理論分析和實驗驗證,取得了雙頻激光器中條紋倍頻現象的數據。
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