1.
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。
2.
DC current or voltage source. Magnitude of AC component can be specified.
直流电流源或电压源。可指定交流分量的大小。
3.
Research on Whole Parameter Equivalent Transform between Voltage Source Circuit and Electric Current Source Circuit;
电压源电路和电流源电路的全参数等效变换
4.
Operation From DC Power Supply: Batteries.
使用直流电源：干电池。
5.
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。
6.
Laser Power Supplies, Module Power Supplies, Fully-encapsulated Power/ Voltage/ Current Transformers.
固体激光电源、导体激光电源、块电源、装式电源变压器、压电流互感器。
7.
Considerations of Electric Power Flow and Power Sources Construction in China;
我国电力能源流动及电源建设的思考
8.
circuit design, wiring diagrams, schematics, AC/DC sources
电路设计, 接线图, 示意图, 交流/直流电源
9.
Automatic exchange for DC and AC supply.
直流电源与交流供电能自动转换。
10.
Study of constant-current source for measuring DCR of large electric power equipment
电力设备直流电阻测量用恒流源研究
11.
The Research on Rectifier DC Electrical Source for Electrolyzing Cuprum and Monitor Technique;
电解铜整流直流电源及监控技术研究
12.
A Power Development of D.C Motor Taking Overload Protected Set;
具有过流保护的直流电机电源的开发
13.
The Balancing Circuit in the Source of Electrochemical Rectification;
对电化学整流电源中均流问题的探讨
14.
Novel Current-fed Drive Power Supply for Solid-state Current Limiter
新型电流型固态短路限流器驱动电源
15.
harmonic content of an a.c.power supply
交流电源的谐波含量
16.
non-break AC power plant
无中断交流电源设备
17.
combined a.c. and d.c. welding power source
交直流两用弧焊电源
18.
full-automatic alternating current stabilized voltage supply
全自动交流稳压电源