1.
Application of Supercapacitor in DC Operating Power Supply System
超级电容在直流操作电源系统中的应用
2.
DC Power Substation Operation and Maintenance of Equipment Options Analysis
变电所直流操作电源设备的选择与维护分析
3.
Seveal Kinds of Anti-interference Technology of Direct Currrnt-Operation Electric Power System;
基于直流操作电源监控系统采用的抗干扰技术
4.
Design and development of direct current power supply systems based on TMS320F2812
基于TMS320F2812直流操作电源系统的设计与开发
5.
Research on Electric Power Operation DC Power System in Transformer Substation;
变电站电力操作直流电源系统的研究
6.
Low voltage DC power is also provided for control power and emergency power.
低压直流电作控制电源和应急电源。
7.
Analysis on the Operation of HVDC Systems in China Southern Power Grid
南方电网高压直流输电系统调度运行操作分析
8.
Parallel Current-sharing Technique of the High-frequency Switching Power Supply Module in Parallel Current-sharing
电力操作系统中高频开关电源的并联均流技术
9.
"Valves,push button-24V,DC. "
24V,直流按钮操作的阀门
10.
External DC jack enables the connection to an optional adapter that will allow the recorder to operate from wall current instead of batteries.
杰克使连接外部直流适配器择机操作,使电流从墙上反而电池.
11.
AC current or voltage source. DC offset can be specified.
交流电流源或电压源。可指定直流偏移。
12.
Simulation and Study on Switching Overvoltage and Arrester Application at DC Side of ±800kV UHVDC Converter Station;
±800kV特高压换流站直流侧操作过电压仿真与避雷器配置方案研究
13.
Operation From DC Power Supply: Batteries.
使用直流电源：干电池。
14.
The Study of Demonstrating the Experiment of "The Effect of Resistance Inductance and Capacitance Upon Alternte and Direct Current" with Low-pressure Electricity;
用低压电源演示电阻、电感、电容对交直电流作用的研究
15.
The Development of Underwater Brushless DC Motor Controller Based on Embedded Operating System;
基于嵌入式操作系统的水下无刷直流电动机控制器研制
16.
combined a.c. and d.c. welding power source
交直流两用弧焊电源
17.
transistorized regulated DC power supply
晶体管直流稳压电源
18.
In any circuit which operates from a steady voltage source, such as a battery, current flow is always in the same direction.
在任何电路，使用唯一的电压源操作的，比如电池，电流是沿着相同方向流动的。