查询词典 Signal-to-Noise

The invented parts can be optical logic operation and can form other all optical parts, such as: monostable flip-flop, optical modulator in optical signal control and optical switch in optical signal control etc. Said parts can be used in optical fiber communication system with wave division multiplex, all optical communication network or optical computer.

本发明可以进行光数字逻辑运算还可构成光的单稳态触发器、光信号控制的光调制器、光信号控制的光开关等全光器件，可应用于波分复用光纤通信系统，全光通信网络以及光计算机中。

Diaphragm movement in the direction we are through,"Fleming left hand rule"(also known as "motor rule") determined by when the audio signal source is positive when the right side, the diaphragm in the opposite direction and plans, so that when the audio The size of the signal, changing direction, the diaphragm of the vibration on the subsequent non-stop, and its current size of the rate associated with the audio.

振膜运动的方向我们是通过"弗莱明左手定则"确定出来的，当音频信号源右端为正时，振膜的方向与图中相反，这样当音频信号的大小、方向不断变化时，振膜就随之不停的振动，其幅度与音频电流大小相关。

The morphology, size and signal of nerve root, nerve ganglion, nerve trunk and femoral nerve, were observed. The brachyaxis and nerve-muscle signal ratio of right L4 nerve root, nerve gatiglion and nerve trunk were measured.

正常组观测腰2~5神经根、神经节及神经干、股神经的形态、大小及信号；GBS及CIDP组观察神经及其周围的改变，测量右侧腰4神经根、神经节、神经干及股神经的短轴径线及神经肌肉信号比。

The time-frequency analysis of nonstable torsional vibration signal and multiresolution analysis based on wavelets of torsional vibration signal are introduced in chapter 5 and chapter 6 respectively.

第六章着重讨论了小波分析在扭转振动信号的频带分离和噪声滤除中的应用。

The influence of the signal power, the signal ER, the probe power, the probe wavelength and the drive current of the SOA on λ pk,s and the improvement of the ER is studied in detail by using the multisection model, and considering the nonsymmetry of the gain profile and the shift of the gain peak wavelength along with the carrier density.

采用分段模型，考虑了SOA中增益谱的不对称性以及增益峰值波长随载流子密度的漂移，深入研究了信号光功率，ER，参考光功率，波长以及SOA注入电流对选择信号光波长λpk，s以及消光比改善量的影响。

Rich in the content of research of circuit breaker on-line working conditon monitoring, this project focuses on some signal disposal and analytic method of circuit breaker on-line working conditon monitoring system, disposing vibration signal and winding electric current mostly, researching on wavelet denoise method and data pretreatment deeply.

断路器在线监测研究的内容十分广泛，本课题着眼于断路器在线监测系统中的一些信号处理和分析方法，主要是对振动信号和线圈电流进行数据分析和处理，同时深入研究小波消噪方法和数据预处理方法。

Use the data of circuit breaker on-line working conditon monitoring of ShaoXing Power Bureau, applicate wavelet analysis theory and all kinds of signal dispoing methods, focus on vibration signal and winding electric current wave, at last, provide the fault diagnose result of circuit breaker, and build circuit breakers standard finger library and fault finger library.

利用绍兴电力局提供的断路器在线监测数据，应用小波分析理论和各种信号处理方法，重点分析振动信号与线圈电流波形，给出断路器的故障诊断结果，并建立起断路器的正常指纹库和故障指纹库。

Of course, this conversion between the old and the new CQFs can change the compactly supported, the regularity and the approximation order of the corresponding scaling function. However, for its appliction in signal processing, both the new and the old CQFs can produce identical output for a given input signal.

这种新旧CQFs转化将改变相对应的尺度函数的紧支撑性，正则性和逼近阶等，而在信号处理的过程中，对某一信号而言，用新旧两种CQFs作用可以产生同样的输出信号。

Week 10 Understand the signal drive and isolation, scattered quantity and simulated quantity output signal control.

第10周熟悉信号驱动与信号隔离，执行电动机及其驱动；掌握离散量和模拟量输出信号控制接口。

The current signal is widely used for the instrument's output signal.

电流信号被广泛应用于仪表信号的输出。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。