A kind of induction motor soft start control method based on discrete frequency principle is introduced.
介绍了一种基于离散频率原理的电机软启动控制方法。
This paper is an analysis of self-stabilization frequency principle of the single frequency He-Ne laser.
本文首次对这种激光器的自稳频原理进行了分析。
Based on equal precision frequency principle, this design avoids traditional cymometer's defect that precision declines as the frequency measured declines.
根据等精度测频原理，本设计克服了基于传统测频原理的频率计的测量精度随被测信号频率的下降而降低的缺点。
This article analyses the applications and procedures in frequency transformation of multiplier from principle.
该文从原理上分析了相乘器在频率变换中的应用及过程。
Frequency sensitivity mechanism and the sensing principle of vibrating wire sensors are developed and analyzed in theory.
分析振弦式传感器的频率敏感机理，理论上说明这类传感器的传感原理。
This paper tries to discuss the work principle of frequency transformation on the circuit where diodes work on on-off speciality.
该文系统地讨论二极管工作在开关特性下所组成电路的频率变换的工作原理。
According to the principle of view the Doppler frequency detection, the detector makes up of the transmitter, the transfer circuit, receiver and signal processing circuit.
根据多卜勒频偏检测原理，该探测器由发射机、转换电路、接收机和信号处理电路构成，发射信号是设计的关键。
The paper introduces the technique feature and the operation principle of chip CS5460A, and its application in high-accuracy power frequency voltage, current, power, power factor, frequency meter.
本文介绍了CS5460 A芯片的特点、工作原理及其在高精度工频电压、电流、功率、功率因数、频率表中的应用。
Also the frequency offset was estimated based on maximum likelihood (ML) principle.
然后利用最大似然原则得到频偏估计。
Time frequency analysis method is used to analyze the time domain and frequency domain of seismic waves at the same time according to the principle of wavelet transformation.
时频分析方法是利用小波变换原理，从地震波的时间域和频率域同时对其作出分析。
The basic principle of frequency and constant voltage water supply is discussed, as well as its application in pump station.
初步讨论变频恒压供水的基本原理及其在泵站中的应用。
The basic principle of the linear frequency modulation absolute distance interferometric plan and the problems existed in beating frequency measurement are described.
论述了线性调频绝对距离干涉测量方案的基本原理以及拍频测量中存在的问题；
In view of the limitation of safety and efficiency of current water-heater, the basic structure and principle of a supersonic-frequency induction water-heater are introduced.
针对目前热水器的安全，效率等局限性，本文介绍了一种超音频感应加热热水器的基本结构和原理。
The orthogonal sampling demodulating technique for low frequency time-code signal is introduced. Based on the theoretical analysis about its principle and implement method, The simulation is tested.
作者提出低频时码信号的正交扫描解调技术，从理论上分析了正交扫描原理和实现方法，并进行了仿真测试；
The paper introduced the working principle of the direct digital frequency synthesizer (DDS) and its spurious analysis is performed.
文章介绍了直接数字频率合成器(DDS)的基本工作原理，同时对其杂散进行了分析。
The structure, working principle, measuring circuit and frequency characteristics of contact potential difference nondestructive testing equipment using fixed probe am intro - duced.
介绍了接触电位差法固定探头式无损探伤装置的结构，工作原理，测量电路及其频率特性。
The principle of MMW stepped frequency radar for one dimension range imaging in ideal condition is introduced.
给出了毫米波频率步进雷达理想情况下一维距离像成像原理。
Fluid density is measured by self push resonant principle and frequency tracking method.
流体密度的检测是采用自激振荡原理和频率跟踪法得到的。
An interference adaptive trapper for operating frequency power supply, based on the principle of adaptive noise canceller, has been designed.
本文根据自适应噪声对消器的原理设计出一种性能优良的工频电源干扰自适应陷波器。
The frequency control principle is discussed, and the designing circuit and test result given, which prove that the solution works.
本文讲述了频率控制原理，给出了实现电路和测试数据，证明了此方法是可行的。
This paper introduces the design thought of a wide band digital frequency synthesis loop. The principle circuit is given.
介绍了一种宽带数字式频率合成环路的设计思想，给出了原理电路。
It also involves the design method, principle of two-frequency laser gauge meter and the result of verifications of standard devices using the gauge.
并介绍了双频激光同轴量规计的设计方法、工作原理及利用它对标准件定标的情况。
First of all, the article introduces the Soft Frequency Reuse (SFR) principle of interference coordination.
首先，给出了干扰协调的软频率复用原理。
Fluid density is measured by self-push resonant principle and frequency tracking method.
流体密度的检测是采用自激振荡原理和频率跟踪方法得到的。
The differences of principle and precision between frequency measurement method, cycle measure method, and equivalent precision frequency measurement method are compared.
分析、比较了测频率法、测周期法、等精度测频法等几种常用测频方法的原理及误差。
The paper consists of principle, frequency characteristics and influence factors of the sensor, etc.
分析了传感器的基本原理、频率特性和各种影响因素。
This article introduces the principle of digital filter in frequency domain and presents method to realize it on 7T17S Signal Processor.
文中介绍了频域数字滤波的原理，提出了在7T17S信号处理机上实现频域数字滤波的方法。
This article introduces the principle of digital filter in frequency domain and presents method to realize it on 7T17S Signal Processor.
文中介绍了频域数字滤波的原理，提出了在7T17S信号处理机上实现频域数字滤波的方法。
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