查询词典 Signal-to-Noise

Using concept of magnetic Polaris, this paper derives read-back signal of heads, and computes influence impacted on read-back signal by adjacent bit magnetic transitions and adjacent track magnetic transitions.

采用磁偶极子概念对磁头的读出信号进行了数学推导，并计算了相邻比特磁化翻转及相邻磁道磁化翻转对读出信号的影响。

We decomposed and reconstructed the tested signal by use of filter basing on wavelets transform. With maximality of the reconstructed signal's model, we can find the start point of the echo pulse and calculate the fault distance accurately.

作者采用目前已经广泛应用在数字信号处理领域的小波分析的方法，设计了基于小波变换的滤波器对所测试的信号进行分解和重构，利用重构信号模的极大性寻找反射脉冲的起始点从而实现对故障的定位。

The main function of the virtual signal measurer has two parts,Surveying the electrical signaland the non-electric signal.

虚拟信号测量仪主要有2部分功能：测量电信号和测量非电信号。

This produced a lot of message in time and frequency area for analysis electroencephalogram.For electroencephalogram signal, they contain much temporary signal.

对于脑电信号，其中含有大量瞬态信号，这些信号对于疾病的诊断有重要的价值。

It discusses the design of hardware circuit of the vector analyzer, including the design scheme, the module of microwave receiver, digital IF, capture base signal, and Digital Signal Processing.

在硬件方面详细介绍了总体设计方案、微波接收模块、中频调理和数字化模块、基带信号捕获和数字信号处理器模块等。

1101B. The unit incorporates an RF Signal Generator, FLEX/POCSAG Encoder, IF Frequency Counter, AC Millivolt Meter, IF Signal Generator and a 1.5 VDC power supply.

该装置包括一个射频信号发生器，flex/pocsagencoder，如果频率计数器，交流毫伏表，如果信号发生器和一个1.5伏直流电源。

Electronic equipment categories: two core, three core insulated wire conduction test machine, an integrated plug-line tester, polarity tester, full-featured integrated precision wire tester, analog / digital storage oscilloscope, signal generator, the standard signal source, frequency dollars, Millivoltmeter distortion device,Miriam, LCR digital electric bridge, voltage tester, insulation resistance tester, grounding resistance tester, leakage current tester, electronic load, electric parameter measuring instrument, digital power meter, parameter measuring instrument transformers, transformer automatic testing system, transformers ring than phase tester, electrical safety parameter tester, variable frequency power supply, power supply, high-frequency shielding net room, temperature and humidity table, multimeter, power meter, tachometer, anemometer, coating thickness, coating thickness, vibration measuring instrument, the Composite test machines (motors, fans, hair dryer, lamps, fruit juice machine) and so on.

二芯、三芯线材绝缘导通测试机、插头线综合测试机、极性测试仪、全功能精密线材综合测试机、模拟/数字存储示波器、信号发生器、标准信号源、频率计、毫伏表、失真仪、抖晃仪、LCR数字电桥、耐压测试仪、绝缘电阻测试仪、接地电阻测试仪、泄漏电流测试仪、电子负载、电参数测量仪、数字功率计、变压器参数测量仪、变压器自动测试系统、变压器圈数比相位测试器、电器安全参数综合测试仪、变频电源、电源供应器、高频屏蔽网房、温湿度表、万用表、功率表、转速表、风速计、涂层测厚仪、镀层测厚仪、振动测量仪、综合测试机（马达、风扇、电吹风、灯饰、果汁机）等。

Philips development, production of the super single-chip television in the manufacturing sector is widely used, particularly now the market is hot TDA935x/6x/8x series is by far the full-featured, advanced design and performance are relatively good Color TV signal processing integrated circuits one of the its small color television signal processing, micro-processing unit, Teletext is also available in the United States of misprision of decoding the title in an integrated circuit, and so on.

飞利浦公司研制、生产的超级单芯片在电视制造行业中应用非常广泛，尤其是现在市场正在热销的TDA935x/6x/8x系列产品是迄今为止功能全面、设计先进、性能相对来说比较好的彩色电视信号处理集成电路之一，它把彩色电视小信号处理、微处理单元、图文电视还有美国的隐匿式字幕解码功能等集成在一块电路上。

In this system,it can acquisition realtime voice signal,process and use the design modem modulate signal.

在系统实现上，做到了实时语音信号的采集和处理并在所设计的调制解调器上进行调制。

The distribution of signal energy in time domain and frequency domain can reveal essential differences among various signals in detail comparatively. The wavelet energy moment can reflect the distribution of signal energy in frequency domain and that in time domain indirectly as well.

信号能量的时频分布可以反映不同信号的本质区别，小波能量矩既可以反映信号能量在频域上的分布，也可以间接体现能量在时域上的分布。

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％。