1.
Research and Implementation on Low-frequency Sine Wave Current Source for Testing
测试用低频正弦电流源的研究与制作
2.
Research on Low-frequency Sine Waveform Exciting Mode for Electromagnetic Flowmeter;
电磁流量计低频正弦波励磁方法的研究
3.
Novel Sinusoidal AC Switching Regulated Power Supply with High Frequency Electrical Isolation
新颖的高频电气隔离型正弦交流开关稳压电源
4.
The Research and Realization of High-frequency Sine Wave Inverter for Wind/Photovoltaic Complemental System
风/光互补高频正弦波逆变电源的研制
5.
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
6.
Research on Modulation Methods of Sine Wave Output VVVF Power Supply;
正弦波输出变频变压电源调制方式的研究
7.
MSP430F2002 based digital single-phase sine wave frequency conversion power source
一种基于MSP430F2002的数字式单相正弦波变频电源
8.
A Sine-wave Current Excitation Source for Gas/liquid Two-phase Flow Measurement
一种用于气液两相流测量的正弦电流激励源
9.
Research and Design of Fuzzy PID Controlling AC Sine Current Source Basic on SPWM
基于SPWM模糊PID控制正弦交流电流源研制
10.
an electric current that reverses direction sinusoidally.
正弦地改变方向的电流。
11.
This paper describes the principle of sin voltage source and current source that can be programme controlled.
文章主要介绍程控正弦功率电压源和电流源校表仪的原理。
12.
3 In the sinusoidal alternating circuit that only contains an inductor, the voltage across the inductor leads the current through it by 90°, and they have the same frequency.
在只含有电感的正弦交流电路中，电压超前电流90°，且它们具有相同的频率。
13.
therapeutic unit of sine modulated ultrasonic-medium frequency current synchronization
正弦调制超声、中频电同步治疗机
14.
The Characteristic of Inductance and Capacitance in Sinusoidal A .C.Circuit;
电感、电容在正弦交流电路中的特性
15.
High accuracy complex sinusoid frequency estimator in low SNR environment
低信噪比下的高精度复正弦频率估计算法
16.
low frequency AC coded track circuit
低频交流电码轨道电路
17.
The Detection of Reactive Current under Unbalance and Non-Sinusoidal Voltage
不平衡非正弦电压下的无功电流检测
18.
Study of PWM sinusidal bell current signal source
脉宽调制型正弦波铃流信号源的研究