frequency的例句大全

The cut-off frequency of this filter can be controlled by dc biasing current, meanwhile, the low sensitivity characteristics of passive electrical network is also reserved.

截止频率可通过电流进行控制，同时保持了无源网络低灵敏度的特点。

The numerical simulation indicates that, larger biasing current and smaller detuning expand the dynamic range of conversion efficiency and extinction ratio, but worsen the frequency chirp.

数值模拟表明：增大偏置电流、减小失谐量有利于扩展转换效率及消光比的动态范围，同时恶化了频率啁啾的动态范围；

Growth rate of plasma enhancing with substrate biasing gets slow when current of radio frequency discharge increases.

与等离子体促进增强法相比，偏压等离子体增强法的生长速率也有所变慢，并且随着偏压射频电流的增大，其生长速率越来越慢；

Oxygen ECR/ RP plasma etches diamond successfully with an etch rate up to 8 μ m/ h. The etch rate and surface morphology are influenced by biasing frequency and self biasing voltage.

在射频偏压辅助下，氧等离子体成功地对金刚石膜进行了刻蚀，刻蚀速率最高可达8μm/h，偏压频率和直流自偏压大小均会影响刻蚀速率和刻蚀表面形貌。

Problems Related to Frequency Doubling of Biaxial Crystal Lithium Formate Monohydrate

双轴晶体一水甲酸锂倍频的若干问题

The network can transmit one bidirectional relay voice or two bidirectional direct voices, and data packets transmission supports both unicast and broadcast with automatic routing. Secondly, the TDMA networking protocol is implemented on the VHF frequency hopping radio.

该协议支持最多32个节点组网，可实现一路中继双向话音或两路直达双向话音，支持单播及广播数据报文和自动路由。2.在超短波跳频电台上实现了该TDMA组网协议。

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。

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。

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。

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。

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

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；

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。

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

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。

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。

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

Implementation and Analyzing Energy-conserving Benefit in Dry Kiln Dust Collecting Exhaust Blower System Applying Variable Frequency Speed Adjusting Technique

干燥窑收尘排风机控制系统变频调速的实施与节能效益分析

Energy Saving Application of One-driving-two Frequency Converter in the Exhaust Blower of 109m~ 2 Fluidized Roasting Furnace

一拖二高压变频器在109m~2沸腾焙烧炉排烟机中的节能应用

Experimental Study of Variable-frequency Water-processor Applied in the Boiler Scale Removal and Prevention

变频水处理器在锅炉除防垢上的应用试验