1.
Analysis on Principle and Error of Charge-Balancing Voltage-Frequency Converter
电荷平衡式电压—频率转换器的原理及误差分析
2.
frequency-DC voltage converter
频率-直流电压变换器
3.
VoltsHertz regulators and protection.
电压／频率调节器及保护。
4.
voltage-frequency AD converter
电压频率模-数转换器
5.
"Motor horsepower, voltage, phase and frequency"
电机马力(功率),电压,相位和频率
6.
The voltages set up are of normal operating frequency.
由此引起的过电压频率通常为正常的工作频率。
7.
Frequency drifts due to: DC voltage, temperature, VSWR.
频率漂移跟直流电压、度、波比有关。
8.
Research on VSC-HVDC Improving the Power System Stability of Frequency and Voltage;
VSC-HVDC提高系统频率和电压稳定性研究
9.
The Research of Frequency-voltage Emergency Control Relay Based on Single Chip Microcomputer
微机型频率电压紧急控制装置的研究
10.
The Space Vector PWM Technique Base on the Random Switching Frequency
随机开关频率电压空间矢量SVPWM技术
11.
A DDFS with a highly Compressed Phase to Sine Mapping
一种高压缩ROM直接数字频率合成电路
12.
Control Methods for Voltage and Frequency of UHV Frequency-tuned Resonant Test Power Supply
调频式谐振特高压试验电源电压及频率的控制方法
13.
Line frequency and voltage tests for electronic measuring instruments
GB/T6587.8-1986电子测量仪器电源频率与电压试验
14.
Optimization and control of induction machine's efficiency and power factor based on VVCF
变压恒频感应电机效率功率因数优化控制
15.
Study on the Behavior of the Piezoelectric Transducer around Its Parallel Resonant Frequency and Automatic Frequency Tracing;
压电换能器在并联谐振频率附近的特性及自动频率跟踪的研究
16.
Design of Sinusoidal Inverter Power Supply Independently Regulating Voltage and Frequency;
电压频率独立控制的正弦逆变电源设计
17.
The Research of the Single Asynchronous Generator s Frequency and Voltage;
孤立运行异步发电站的频率与电压控制研究
18.
Influence of Tripping to Power Grid Frequency and Voltage Stability
机组跳闸对电网频率及电压稳定性的影响