frequency distortion的例句大全

The Research on High Frequency Distortion Performance of Vehicle Shock Absorber

车辆筒式减振器高频畸变特性研究

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In internally diplexed television transmitter, the nonlinear characteristic of amplifiers results in intermodulation distortion of three frequencies picture carrier frequency, color subcarrier frequency and aural carrier frequency.

合放式电视发射机中，放大器非线性特性的存在，使得共同放大的图像载波、彩色副载波及伴音载波分量相互作用，产生这三个频率的合、差频失真，即互调失真。

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Effects of f2/ f1 frequency ratio on distortion product otoacoustic emissions

f2与f1比值对畸变产物耳声发射幅值的影响

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The result shows that the phase lags and amplitude distortion which were produced by two meters in low frequency waves are so small that we may neglect the effects on the water tide data.

分析结果表明，两台仪器在低频段内产生的相位滞后及振幅畸变均很小，在固体潮观测资料数据分析处理时可忽略不计。

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However, poor conditions of transmission, serious noise background, time and frequency selective fading, the limited bandwidth of channel result in serious distortion of UWA communication signals.

但由于水声通信传输条件恶劣，存在严重的噪声背景，并且水下声信道的带宽十分有限，再加上复杂的多径传播和时间、频率选择性衰落，导致水声通信信号严重畸变。

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Wireless signal propagated in the wireless channel will be affected by multi-path time delay spread, Doppler shift, angular spread and other characteristics of multi-path fading, leading to the received signal distortion in amplitude, phase and frequency.

无线信号在无线信道中传播，容易受到多径时延扩展、多普勒频移、角度扩展等多径衰落特性影响，导致接收信号在幅度、相位和频率上失真。

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The study of static deformation, thermally induced distortion, dynamic response of natural frequency and modal pattern has been performed by using frozen fringe, realtime and time-average holography.

介绍了用冻结条纹法、实时全息法和时间平均法对静变形、热变形、固有频率和振型进行研究。

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Moreover, it can transmit data at a high speed in the frequency selective fading channel. However, one problem of OFDM lies in the big Peak-to-Average Power Ratio ( PAPR), which leads to intermodulation distortion of OFDM signals and degradation of systematic functions.

然而，OFDM系统中最主要的问题之一在于OFDM信号的峰值平均功率比（PAPR）很大，容易导致OFDM信号的交调失真和系统性能的下降，这就限制了OFDM技术的广泛应用。

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This paper discusses three types of interference: spurious emission, intermodulation and block distortion. It also innovates fractional frequency reuse from physical layer and data link layer.

本文讨论了三种主要的干扰类型&杂散干扰、互调干扰和阻塞干扰，并结合物理层与数据链路层对规避干扰的分数频率复用法进行了创新。

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Instantaneous companding circuits offer the possibility of wide dynamic range and high frequency operation on a low power-supply voltage with low distortion.

近几年来在这一发展方向上出现的处理技术首推瞬时缩展技术。这种技术可以很好的解决在低电源电压下，保持动态范围和高频率工作点的问题。

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The digital signal generator is constitutive of Single-Chip Microcomputer and accurate digital-to-analog converter and is based on the DDS technology. It has the characteristic of high frequency discriminability, good frequency stability and low distortion.

数字信号发生器模块基于直接数字频率合成技术（DDS），采用单片机和高精度D/A转换器完成，具有信号频率分辨率高、稳定性好、失真度小等特点。

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The Design of High Stable and Low Distortion Operating Frequency Sine Wave Signal Source

高稳定、低失真工频正弦波信号源的设计

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The theory analysis of the frequency spectrum and distortion of sine wave signal.

正弦波信号源频谱及失真度的理论分析。

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You measure frequency responses of loudspeakers crossovers, distortion of any audio equipment and impulse responses of loudspeaker systems.

可以测量扬声器的频率反应，任何音频设备的失真和脉冲。

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Analysis the Distortion of Time Signal When Sampling in Frequency Domain

解析频域抽样时对应的时域信号失真

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In television, a zigzag distortion. Simulation of Saw-tooth Wave Frequency Modulated Radio Ranging Fuze Under Autodyne System

在电视技术中，图象的锯齿形畸变。自差体制锯齿波调频定距引信的仿真

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The method of analysis frequency table is using the meter of frequency table to test all kinds of frequency and then calculate the distortion of the wave.

频谱分析法是用频率分析仪测量各次谐波的方法计算出波形失真度，但采用此种方法的仪器价格较昂贵。

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Sine wave output, low distortion and high stability, frequency range over with whole audio range.

正弦波输出，失真小，稳定性好，频率范围覆盖整个音频范围。

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Multi-carrier modulation ( MCM) is a preferable physical layer technology for BWS, since it can efficiently mitigate the frequency-dependent distortion across a wide frequency band and simplify the equalization in a multipath fading environment.

多载波调制（MCM）技术是适合BWS的物理层调制技术，可以很好的解决宽带无线情况下出现的频率选择性衰落现象及简化多径衰落信道环境的均衡问题。

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The main contents of power energy include frequency deviation, voltage deviation, voltage fluctuation and flicker, voltage unbalance, temporary or transient over-voltage, wave distortion, voltage dips and interruption, power supply reliability and so on.

电能质量的内容包括频率偏差、电压偏差、电压波动与闪变、三相不平衡、暂时或瞬时过电压、波形畸变、电压暂降与短时中断以及供电连续性等。

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