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Home > chinese-english > "high frequency band" in English

English translation for "high frequency band"

高频段
高频率波段
高频频带
Example Sentences:
1.Design of broadband shipboard whip - type antenna at high frequency band
舰用短波宽带鞭状天线研究
2.Very - high frequency band
甚高频频带
3.For bowtie antennas , this method can produce a better return loss in the higher frequency band than the original ones , and at the same time , the radiation pattern bandwidths of the new antennas can be broadened more or less
对蝴蝶结天线而言,应用这种方法得到的蝴蝶结天线在高频段比原天线具有更好的反射损耗,天线的方向图带宽有不同程度的扩展。
4.The thesis introduces the definition of transient current and it ' s energy . the tranvelling wave can be affected by power system equipment , it ' s effect is analysed with energy change of transient current at high frequency band
讨论分析了电力设备对行波的影响。提出了通过暂态电流高频分量的能量及其能量比值变化情况定量分析变电站设备对暂态电流高频分量的影响程度的方法。
5.Utilizing phase locked loop technique with complex programmable logic devices ( cpld ) , a method to perform high - speed data acquisition , storage and transmission for transformer testing , which solves the problem of data acquisition for high frequency band , is proposed
摘要提出了利用锁相环技术结合复杂可编程逻辑器件( cpld )实现对变压器测试信号的高速采集、存储、传输的方法,很好地解决了对变压器高频特性信号的采集。
6.Chapter 2 introduces the theory of frequency - hopping and omsk , at the same time gives out a fh - gmsk radio model in high frequency band under the matlab simulink environment . chapter 3 respectively proposes the parameter blind estimation algorithms for high - speed - hop and low - speed - hop fh signals based on smoothed pseudo wvd ( spwvd ) . furthermore , the simulation results are given to demonstrate the algorithms performance
第三章用“平滑伪wvd ( spwvd ) ”时频分析技术分别研究了对高速跳和低速跳的跳频信号的参数盲估计算法,并对这两种算法,分别在matlab的环境下做了仿真和性能分析。
7.The research result demonstrates that along with the increment of reynolds number , the root mean square value of outer fluctuating magnitude of the external diameter in fall frequency band increases , the root mean square value of fluctuating magnitude of the external diameter in high frequency band decreses , demonstrating that the fluctuation of flexible pipe wall changes fluctuation don field of original rigid pipe , large - size eddy motion increases and small - size eddy motion decreases , this reduces energy loss and increases friction reduction effectiveness
研究结果表明:随着雷诺数的增加,全频带的外径脉动的均方根值加大,但高频带外径脉动的均方根值减小,说明柔性管管壁脉动确实改变了原刚性管的脉动流场,大尺度涡的运动加剧,低尺度涡运动减弱,从而使得能量损失减少,减阻效果增大。
8.As for frequency domain , tirls includes mainly 3 frequency bands : ( 1 ) high frequency band with period less than 1 year , which is relative to weather ; ( 2 ) mid frequency band with predominant period 1 year , relative to sun , plant and season ; ( 3 ) low frequency band with period more than 1 year , relative to the crustal activity and long period variation of atmosphere temperature
从频率域看,地表热红外辐射主要存在3种频段: ( l )高频,周期小于1年的天气变化; ( 2 )中频,以1年周期为主的太阳、植被与季节变化; ( 3 )低频,大于1年周期的大气变化的长周期成份,地壳缓慢的运动引起的热辐射变化亦属于长周期变化。
9.The data regression processing method based on fuzzy mathematics theory is proposed to get the middle frequency band simulating result based on finite element result of low frequency band and statistics energy analysis result of high frequency band to get a complete frequency band result and solve the middle frequency band result processing problem in the simulation of floating raft isolation system
摘要为了解决浮筏隔振系统仿真结果的中间频段数据处理问题,基于浮筏隔振系统低频段的有限元分析结果和高频段的统计能量分析结果与试验结果的对比分析,提出采用模糊理论进行数据回归处理来得到中间频段的仿真结果,从而提出一种估算浮筏隔振效果的方法。
10.Over - the - horizon radar ’ s beam - frequency is high frequency band and its wavelength is so long that the annate ’ s characters are very complicated when applicated on the ship . the character of coupling between cells and the environment must be measured to compensate in the radar signal process step . the ship - based over - the - horizon radar uses cfa ( crossed field antenna ) as array antennas ’ cell
舰载超视距雷达使用高频信号作为发射频率,其波长较长,在舰船有限的空间内,阵列天线的阵元之间的耦合与阵元与背景之间耦合都十分严重,必须测量阵列天线通道的幅相一致性,作为雷达信号处理的补偿参数。
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