2) pilot carrier frequency
导频频率
3) frequency assignment
频率指配
1.
Solved frequency assignment problem ants algorithm
解决频率指配问题的蚁群算法
2.
The mathematics model of frequency assignment and sequential graph coloring method and introduced,the practical applications of sequential graph coloring method on terrestrial TV broadcasting planning are explained detailly.
介绍了频率指配的数学模型和顺序图着色方法,并举例说明了顺序图着色方法在地面电视频率指配规划中的实际应用。
3.
The frequency assignment methods of digital terrestrial TV broadcasting in America, England, Japan and Australia are introduced.
介绍了美国、英国、日本和澳大利亚地面数字电视的频率指配方法,并在分析我国频率资源使用现状的基础上,对我国地面数字电视频率指配方法提出了建议。
4) frequency index
频率指数
1.
The frequency index is equal to 1 for weak scattering,but it will be negative as scattering is Strong.
本文考查了行星际闪烁中闪烁指数随观测频率变化的规律，频率指数在弱散射时为１，而在很强散射时则为负值。
5) index frequency
指标频率
6) frequency indication
频率指示
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条