1) sub frequency signal
亚频信号
1.
We found that the dyadic wavelet transform does not give rotor sub frequency signal sufficiently accurately for failure analysis.
分析了常用二进小波变换对转子故障信号分析的优势与缺陷 ,介绍了谐波小波分析的基本概念 ,提出了用谐波小波变换对转子振动信号进行频域细化分析并进行轴心轨迹提取的方法 ,并用谐波小波变换对实际的高速压缩机转子振动信号进行了分析 ,在得到细化频谱的同时 ,成功地直接得到了转子的提纯轴心轨迹 ,特别是亚频信号的提纯轴心轨迹 ,为转子故障信号的分析创造了条
2) low frequency signal
低频信号
1.
Application of low frequency signal to imaging anhydrite based on modeling.;
利用低频信号提高膏盐区深层成像质量
2.
This paper introduces the frequency measurement principle, the pratical circuit, the software designing and error analysis of low frequency signal with random interference puls
介绍带有随机干扰脉冲的低频信号测频原理、实用电路、程序设计和误差分析。
3.
With low frequency signal,a practical integrated operational amplifier has limited Avd,KCMR,and Rid,has non-zero VIO,ⅡB and ⅡO .
在低频信号下,实际集成运放客观存在着有限的Avd、KCMR、Rid及非零的VIO、ⅡB、ⅡO主要因素,本文引入实际集成运的电路模型,从数学上分析了该模型的运算特性,从本质上讨论了引起实际运放产生误差的关键原因,从而对工程上设计或选择运放提供指导依据。
3) video signal
视频信号
1.
Design of video signal acquisition system based on CPLD and SDRAM;
基于CPLD与SDRAM的视频信号采集系统设计
2.
Numeral video signal processing system based on FPGA+DSP;
基于DSP+FPGA的数字视频信号处理系统
3.
Design of remote multi-center video signal wireless transfers and data acquisition system;
远程多路视频信号无线传输采集系统设计
4) audio signal
音频信号
1.
Design of an audio signal collector based on DSP with high fidelity;
基于DSP的高保真音频信号采集器设计
2.
The Development of a Soft Digital Spectral Analyzer for Audio Signals;
音频信号软件频谱分析仪设计
3.
Blind separation of mixed audio signal based on FastICA
基于FastICA的混合音频信号盲分离
5) video-signal
视频信号
1.
The video-signal which is outputted by CCD serves as the input of the comp.
该系统的测量原理是将激光光源安装于滑坡体上 ,在滑坡体外稳定地带放置监测系统 ,对准激光光束 ,监测系统由望远镜头和CCD监测系统组成 ,CCD输出的视频信号进入计算机。
2.
According to the practical analysis,a new program is introduced,which solves the problem that the system can only transmit the voice,but not transmit the video-signal.
通过实际分析,对现有会议系统中备用系统只能传输声音,无法传送视频信号的问题提出了解决方案,为山西电力会议电视系统提供了可靠稳定安全的运行方式。
6) high frequency signal
高频信号
1.
Seismic geophone tailcone is improved so as to enhance the coupling between geophone and ground and then to reduce the absorption attenuation of high frequency signal in surface low-velocity layer.
本文从降低地震勘探中表层低速带对高频信号的吸收衰减、增强检波器与地表的耦合入手，对检波器尾锥结构进行改进，即增加检波器尾锥长度，从而提高检波器接收有效信号的能力，有利于高频信号的采集和保真。
2.
Meanwhile,research on the reliability of transient-based protection under the interferer of high frequency signal was performed.
在对高频信号及故障信号进行频谱分析的基础上,针对不同位置不同故障类型做了大量仿真测试,对暂态量保护在高频信号干扰下的可靠性进行了研究。
3.
This technology is much fit for high frequency signals.
该技术尤其适用于高频信号,阻带中心频率越高,其覆盖的工作频带越宽。
补充资料：2,2'-[亚甲基二(2,1-亚苯基氧亚甲基)]二环氧乙烷
CAS：54208-63-8
分子式：C19H20O4
中文名称：双酚二环甘油醚
2,2'-[亚甲基二(2,1-亚苯基氧亚甲基)]二环氧乙烷
英文名称：2,2'-[methylenebis(2,1-phenyleneoxymethylene)] bis-Oxirane
Methylenebis(o-phenol), 3-propylene oxide ether
2,2'-[methylenebis(2,1-phenyleneoxymethylene)]bis-oxiran
分子式：C19H20O4
中文名称：双酚二环甘油醚
2,2'-[亚甲基二(2,1-亚苯基氧亚甲基)]二环氧乙烷
英文名称：2,2'-[methylenebis(2,1-phenyleneoxymethylene)] bis-Oxirane
Methylenebis(o-phenol), 3-propylene oxide ether
2,2'-[methylenebis(2,1-phenyleneoxymethylene)]bis-oxiran
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