模块化船舶声响，包括15种常用信号，并支持手动功能操作简单。
Modular ship noise, including 15 kinds of commonly used signals, and Supports manual functions, simple operation.
针对我国城市道路交通信号控制中的灯色规定和一些常用信号正反两方面的影响因素等进行分析。
Aiming at the practice of traffic signal control in China, this paper analyzes the positive and negative effect of the commonly used traffic signal control designs.
顾名思义，晶体管常用作混频器，可以输出混频信号，并且是许多电子通讯系统的基本元件。
As the name suggests, mixers produce output signals with mixed frequencies and are fundamental components of many electronic communications systems.
除了通过电线来实现这项技术，一些系统也会采用无线电波来进行交流，也就是我们常用的WiFi和无线手机信号。
Instead of going through the power lines, some systems use radio waves to communicate, which is also how WiFi and cell phone signals operate.
化学突触也经常用来放大神经信号，即便是一个很小的突触后细胞也能改变一个很大的突触后细胞对信号的响应。
Chemical synapses also serve to amplify neuronal signals, so that even a small presynaptic nerve terminal can alter the response of a large postsynaptic cell.
傅立叶变换方法太常用了，以致于人们在考虑如何处理声音信号时，这几乎成了唯一的方法。
FTs are used so much that it has become the only way people can consider a sound.
然后我们介绍一些常用的类比调变方法，并讨论如何接收这些信号。
We then introduce some commonly used analog modulation methods and discuss how to receive the signals.
语音信号作为最常用的信息载体之一，它的处理与存储，也变得越来越重要。
Being one of most used information carriers, the voice signal memorization also becomes more and more important.
当今，另一种电信号形式变得越来越常用，就是数字或者是离散信号。
Now, another type of electrical signal, which is becoming common, is the digital or discrete signal.
微波由于比一般无限电波的频率高，因此，通常用于发送成千上万的电话信号和长距离电视节目。
Microwaves, which have a higher frequency than ordinary radio waves, are used routinely in sending thousands of telephone calls and television programs across long distances.
对信号的时域和频域上的常用参数进行了统计。
Common parameters of signal in time domain and frequency domain were statistics.
接着介绍了遥控遥测常用的数字调制信号的软件调制解调的数学模型和实现方法。
Then, the paper introduces the math module and achieving method of software modulation and demodulation of common digital modulating signals used in telecontrol & telemetry system.
软件同步采样是周期电气信号测量中最常用的采样方式。
Synchronous sampling by software is commonly used in digital measurement of periodic electric signals.
常用超低频信号发生器的输出只有几种固定的波形，不能更改。
The output of common ultralow frequency signal generator has only a few fixed waveforms which can not be changed.
快速傅里叶变换是数字信号处理的常用数学工具，以运算速度快和信噪比阈值低为特点。
FFT is a mathematical tool commonly used in digital signal processing, and is characterized by fast operational speed and low SNR threshold value.
利用光学温度控制器使测量硅的峰高信号增强一倍，试验了时间常数、载气流量、常用酸和盐对测硅灵敏度的影响；
Using the optical temperature control accessory, silica peak height signal was enhanced doubly, reducing atomization time, extending useful time of graphite tube.
这种异步与门与常用的同步型爆炸与门相比，具有对两个输入信号无同步性和无时序要求的特点，扩展了与门的应用范围，提高了正常作用的可靠性。
Compared with synchronous explosive and gate, it requires no synchrony and time sequencing to its two inputs, thus extends its application area and improves its reliability of normal function.
循环不变子空间是常用于控制科学和信号处理理论的重要数学工具之一。
Recursive invariant subspace is one of the important mathematic tools used in control science and signal processing theory.
线性调频脉冲是现代雷达系统中常用的一种重要的大时宽-带宽积信号。
LFM (Linear Frequency Modulation) pulse is a kind of important large time-bandwidth product signal and commonly used in modern radar system.
FFT算法是数字信号处理最常用算法，使用FFT处理器是进行FFT运算的重要手段之一。
FFT algorithm is the most used algorithm for digital signal processing, and a FFT processor is one of the important means for FFT computation.
信号的切换采用常用的多路模拟开关。
Signal switches use the analog switches which are used often.
宽带线性调频信号是地基宽带成像雷达的一种常用波形。
Wideband linear frequency modulated signal is a kind of waveform commonly used in ground-based wideband imaging radar.
常用的指导方案确定测量系统选用接地信号源的微分或NRSE测量系统，以及未接地信号源的RSE测量系统。
The general guideline for deciding which measurement system to pick is to measure grounded signal sources with a differential or NRSE system, and floating sources with an RSE system.
米林顿算法是国际上比较常用的预测罗兰C信号场强和附加二次相位因子（ASF）的算法。
Millington's method is generally used for forecasting the field strength and ASF of Loran C signal.
工程上常用它来做信号处理、数据传送和抑制干扰等。
Engineering used it as signal processing, data transmission and suppress interference.
高斯随机白噪声是一种常用的信号形式，在信号分析和信号处理中具有重要价值。
Gaussian random white noise is one of the mostly used signal form and is widely used in digital signal processing and analysis.
移动的修正周期图谱估计方法在实时处理和非平稳信号处理的场合中是常用的一种有效方法。
To modify periodogram by moving is a useful and effective method for either real time signal processing or non-stable signal processing.
目前常用的语音分离方法主要有听觉场景分析法和盲信号分离法。
The most two popular algorithms are Computational Auditory Scene Analysis (CASA) and Blind Source Separation.
该方案利用数字混合信号与常用数字调制信号在信号频谱以及星座点的差异提取特征参数进行自动识别。
In the scheme, a set of feature parameters are extracted from signal spectrum and constellation based on the differences between digital mixed signals and common digital modulation signals.
该方案利用数字混合信号与常用数字调制信号在信号频谱以及星座点的差异提取特征参数进行自动识别。
In the scheme, a set of feature parameters are extracted from signal spectrum and constellation based on the differences between digital mixed signals and common digital modulation signals.
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