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字词 宽带
释义 宽带kuāndài模拟通信中指频率大大高于话音的带宽,数字通信中指传输速率超过2兆比特/秒的带宽。{broadband; (in analogue communication) bandwidth of high magnetic frequency, higher than that of voice; (in digital communication) bandwidth with a transmission speed of over 2 megabit per second}
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更新时间:2025/9/6 20:39:55