frequency的例句大全

Melt dosing pump is the one of key equipments in a advanced MeltingCondition technology in our plant. A new type of frequency conventer Simens6SE3575 was selected to control and run it.

熔体计量泵是我厂“熔体调整”新技术的关键设备之一，选用了西门子6SE3575新型变频机来控制和驱动。

互联网摘选

The principles, design method and design process of varactor frequency doubler are presented particularly.

其中重点论述了变容管倍频器的工作原理、设计方法和详细的设计过程。

互联网摘选

Research on the Millimeter-wave Microstrip Integrated Frequency Doubler

毫米波微带集成倍频器研究

互联网摘选

Voltage and current relationship is used to qualitatively analyze frequency doubler.

在倍频器的研制中，我们使用电压电流的关系来分析倍频器。

互联网摘选

A research on power frequency AC pollution flashover of long insulator strings under high altitude by new type of artificial climate chamber

应用新型人工气候室研究长串绝缘子的工频污闪特性

互联网摘选

The paper proposes application of Wavelet Neural Network in high-frequency time series calendar effects' study. At last, the paper proves that WNN is better than classical FFF regression.

提出了用小波神经网络（WNN）来定量研究高频金融时间序列日历效应，通过比较发现WNN是比弹性傅立叶形式（FFF）回归技术更具优势的方法。

互联网摘选

By FFF regression of Andersen and Bollerslev ( 1997), we analysis the periodicity of Shanghai stock index 5-min high frequency data and the long memory characters in filtered absolute returns.

采用Andersen和Bollerslev（1997）的FFF回归方法，对上证综合指数高频数据中的周期性进行了分析，并分析了剔除周期后的绝对收益的长记忆性。

互联网摘选

High-frequency Financial Data's Long Memory SV Model Analysis Based on FFF Regression

高频金融数据的长记忆SV模型分析&基于FFF回归

互联网摘选

And after the intraday periodicity factors are filtered through FFF regression, the high frequency absolute return of fund index doesn't have obvious periodicity any longer.

通过FFF方法，将该周期因子进行滤波处理以后，基金指数高频绝对收益不再具有明显周期性。

互联网摘选

After the rough estimation, it can acquire the frequency offset with low computing complexity, and matrix including channel information simultaneously, which are favorable for offset compensation and demodulation of received signals. Numerical simulations can illustrate the performance of this algorithm.

该算法计算量小，容易获得频率偏移量，同时可得到蕴涵信道信息的矩阵估计，有利于接收信号的频率偏移补偿和解调。

互联网摘选

The circumference MFL of the rope has a broad space-frequency rangealong the axial of rope.

钢丝绳周向漏磁信号沿绳长有丰富的空间波动频率成份.

互联网摘选

This waveform generator has been successfully applied in ultrasonic sen-sor to generate high-frequency ultrasonic wave .

该波形发生器已经成功地应用于 超声波发射 换能器中.

互联网摘选

According to the trend and request of software radio, the paper introduces the effective technique of increasing frequency-bandwidth efficiency, reduces or eliminates ISI based on band signal disposing.

根据软件无线电发展的方向和要求，介绍了通过对基带信号处理来提高频带效率，减少或消除无符号码间干扰（insigninterferer，ISI）的有效方法；

互联网摘选

Application of Simons AC Frequency Converter to Direct Reducing Iron

西门子交流变频系统在还原铁工程中的应用

互联网摘选

Detection technology of boiler tube leakage is based on the principle: the sensor picks up the noise with a certain intensity and frequency range, produced during boiler tube leakage, and distinguishes leakage noise source from background noise source.

锅炉炉管泄漏检测技术是通过传感器捕捉炉管泄漏时产生一定强度和频率范围的噪音，并区分泄漏声源和背景声源。

互联网摘选

B value of the relationship between magnitude and frequency and seismic yearly average occurrence ratio are main parameters that indicate seismicity of one zone, and they are the indispensable computational parameters in seismic risk analysis.

震级和频度关系式中的b值和地震年平均发生率是表征一个地区地震活动性的重要参数，也是地震危险性概率分析中不可缺少的计算参数。

互联网摘选

An Algorithm for Detecting Interferences Applied to Adaptive Frequency Hopping ( AFH) Systems

一种自适应跳频中的干扰检测算法

互联网摘选

Analyses of piezo-electric type transducer failure by hige frequency pressure oscillation

高频压力振荡引起压电式传感器受损现象的分析

互联网摘选

Then, use the gotten LFM rate to remove the signal's LFM. And then apply FFF to the signal whose LFM was removed to get the original frequency of each component.

然后利用识别出的线性调频率对信号进行解线调，再对解线调后的信号进行FFT来识别每个LFM信号分量的初始频率。

互联网摘选

RFID is an automatic identification technology, which transfer data between tag and reader in the use of radio frequency electromagnetic waves.

RFID系统是一种利用射频电磁波在标签与读卡器之间传输数据的自动识别技术。

互联网摘选