1.
Study on Alternate Load and Traditional Load to Muscular Training and Control to Alternate Frequency;
交变负荷与传统杠铃负荷对肌肉训练效果的影响及交变频率调控的实验研究
2.
Frequency Control System of Slip-frequency phasor for AC Motor Speed control
交流变频调速的滑差频率矢量变频控制系统
3.
Research on the variable speed technology of large power alternating current motor
大功率交流电机变频调速技术的研究
4.
Study and Realization of Multirate M-ary Orthogonal Spread Spectrum System;
可变速率的多进制正交扩频系统研究与实现
5.
Analysis Algorithm to Frequency Rate of LFM Signal Based on Biorthogonal Fourier Transform
LFM信号调频斜率的双正交Fourier变换分析算法
6.
AC Alternating Current( AC) is electric current that alternates between a positive maximum value and a negative maximum value at a characteristic frequency, usually50 or60 cycles per second( Hertz).
交流交流是指电流在正负最大值之间以特定的频率变动，通常频率为50或60赫兹。
7.
permeability-frequency convertor
导磁率－频率变换器
8.
The frequency inverters has a function of variable voltage and variable frequency.
频率逆变器具有变压、变频功能。
9.
Design of L-band Frequency Agility Broadband Frequency Synthesizer Design
L波段宽带频率捷变频率综合器设计
10.
For purposes of analysis, the variables influencing the bid-ask spread are divided into three catergories: the trading frequency, the risk, and the price.
为了便于分析，将影响价差的变量分为三类，包括交易频率、险及股价。
11.
Cross Reactivity and Reactivity Frequency of Mimotopes of Hepatitis C Virus Hypervariable Region 1;
丙型肝炎病毒高变区1模拟表位的交叉反应性与反应频率分析
12.
Researched on Energy-saving AC Induction Motor Adjusting-speed Experiment System Based on DSP;
基于DSP控制的再生功率循环变频交流调速实验系统研究
13.
Research on Single Four-quadrant Power Switch Mode Current Source AC/AC Converter with High Frequency AC Link;
单四象限功率开关式电流源高频交流环节AC/AC变换器研究
14.
Characteristic Frequency Analysis of Audible Noise Source in Transforming Region of UHV AC Test Base
特高压交流试验基地变电构架区可听噪声源特征频率分析
15.
Experimental Study on the Influence of Alternating Electric Field Frequency on Micro-particle Coagulation
交变电场频率对荷电微细粉尘凝并影响的实验研究
16.
commutator frequency changer
换向器变频机整流子频率变换器
17.
crossband beacon
交叉频带信标(双频率应答器)
18.
automatic frequency control transformer
自动频率调整变压器