... mark 标记 mark space ratio 线圈间隙因数 marker antenna 指点信标天线 ...
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mark-space ratio 传号 ; 空号比
mark-to-space ratio 标间比率 ; 标感列
mark-b o-space ratio 标间比率
ratio mark-to-space 传号对空号比
mark to space ratio 传号空号比
·2,447,543篇论文数据，部分数据来源于NoteExpress
By analysing frequency spectrum in this paper, we can understand that when NRZ code be transferred into RZ code of 1/2 mark-to-space ratio, the timing clock can be obtained at largest power.
本文通过对NRZ、RZ伪随机码序列进行频谱分析，得知当NRZ码变换成码元占空比为1/2的RZ码时，所提取出的定时时钟功率最强。
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