frequency的例句大全

On designing frequency blocking filter for PLC system

电力线载波系统频率阻塞滤波器原理和设计中的几个问题

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The characteristics of Lorentzian distribution in the power spectrum of a stochastic resonance ( SR) from a bistable system have been investigated, and then the viewpoint of producing an identifiable SR peak only at the lower frequency area where the power energy being concentrated has been proposed.

研究了双稳系统随机共振频谱的洛伦兹分布特征，得出在谱分布能量较集中的低频区才能产生可辨识的随机共振谱峰。

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To improve beamforming under low signal-to-noise ratio, a method based on stochastic resonance ( SR) in a bistable model is investigated by using a frequency scale transformation method.

为了改善低信噪比下波束形成的性能，从双稳态随机共振模型出发，提出了利用频率尺度变换，将随机共振和波束形成结合起来的算法。

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Compensation for Thermally Induced Birefringence with Birefringent Filter in Intracavity Frequency-doubling Solid-state Lasers

双折射滤光片消除激光热致双折射的研究

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These techniques consequential several vehiclesDetector: Loop Detector, wave frequency detector, video detector.

这几种技术下相应产生的几种车辆检测器：环形线圈检测器、波频检测器、视频检测器等。

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This paper describes an optimality criterion for structural dynamic optimization which is subject to structural weight constraint, with the structural frequency as an objective function.

本文以结构频率作为目标函数，以结构重量作为约束，由极值条件推导出结构动力优化的最优准则；

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Discussion on the safety criterion of blasting vibration considering the effect of vibration frequency

考虑振动频率的爆破振动安全标准的探讨

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In the verification, the proposed best linear unbiased estimator is utilized as the frequency synchronization algorithm.

在验证中，频率同步技术采用所提出的最佳线性无偏估计器。

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These algorithms utilize the perception difference of human's ear to the different frequency signal and the spectrum difference between noise and recognition objects to compensate the effects of noise with maximum likelihood criteria and linear combination or discriminative combination or multi-layer perceptron.

这些方法利用人耳对不同频率信号感知的差异，以及噪声和识别对象的频域特征差异，分别采用线性分析、判决分析、多层感知机以及子带最大似然估计对噪声影响进行补偿。

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The characteristic of copper clad aluminum bimetal wire ( for short CCA) are introduced, and the skin effect-the trait of CCA used in transmitting high frequency signal is analyzed.

介绍了铜包铝线的特点及其在高频信号传输中的集肤效应。

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The influence of commercial frequency electromagnetic field on the surface quality, mechanical properties and macrostructure of copper hollow billet prepared by horizontal continuous casting method was investigated.

研究了工频电磁场对水平连铸紫铜管坯表面质量、力学性能和组织的影响。

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In the part of OSC, the CMOS chip prevents EMI by using frequency jitter technique.

在振荡器电路中，运用频率抖动技术，使芯片防止电磁干扰（EMI）。

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The inherent frequency of key parts-guiding mechanism is measured out as well.

并测出超临速自磨机的关键部件 — 导向机构的固有频率.

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Methods: Investigated the normal hereditary character with seven pairs of male and female of the Hans in Hunan province and calculated the gene frequency of each character using the law of Hardy-Weinberg and separating.

方法调查湖南境内汉族男女7对正常遗传性状，并用Hardy-Weinberg定律和分离定律计算男女每一性状的基因频率。

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Prerequisite for dairy offspring hereditary character improved and cow herd gene frequency changed was the work of dairy cattle breed selection and individual planned mating.

奶牛育种的选种和选配工作，是改善后代优良遗传性状、改变群体基因频率的前提条件。

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The OSC provides the system clock signal, it can works under three modes: fixed frequency mode, external clock synchronous mode and idle mode.

振荡器模块提供系统时钟信号，并能实现三种工作模式：固定频率模式、外部时钟同步模式和突发模式。

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A 0～1 kHz AC variable frequency SVPWM inverter based on TMS 320 LF 2407 A using these techniques was made.

该样机采用TMS320LF2407A构成的最小控制系统,可输出0～1kHz连续可调的三相交流电.

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Amplitude frequency characteristics and application of transfer function by digital seismograph

数字地震仪传递函数幅频特性及其应用的分析

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Wavelet Decomposition& Peculiar Changing Point of High Frequency Wavelet Difference

小波分解和高次小波差分的奇异点

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Where not bad the video frequency agricultural machinery in repair is find?

农机维修视频在哪里可以找到?

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