英语词汇spectral efficiency怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	spectral efficiency
释义	spectral efficiency 美/ ?spektr?l ??f??nsi / 简明释义链路频谱效率：数字通信系统中的一种性能指标，表示净比特率或最大吞吐量与通信信道或数据链路带宽的比值。网络释义 1 ?频谱利用率调制方式的选择：频谱利用率 (Spectral efficiency) efficiency)的矛盾短语 1 link spectral efficiency 频谱效率 2 spectral luminous efficiency 光光谱发光效率 ; 光谱效率曲线 ; 光光谱光视效率 ; 光谱发光效能 3 spectral luminous efficiency curve 光谱光效率曲线 ; 光光谱光视效率曲线 ; 光谱光效曲线双语例句 1 For it can support higher rate data transmission and higher spectral efficiency. 它可提供高资料传输率和高频谱效益。 2 Because of its high capacity and large spectral efficiency, V-BLAST system became popular in recent years. 近年来，由于该系统具备较高传输容量和频谱利用率，而受到了广泛关注。 3 It can improve the spectral efficiency and robustness of communications. It is also important in military area. 该技术不仅有助于提高通信的有效性和鲁棒性，还在信号侦收领域具有重要的意义。
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