The general power supply voltage 220 v or 380 v, the middle of the configuration of adjustable voltage transformer when necessary.
一般电源电压220伏或380伏，必要时配置可调节电压的中间变压器。
Simulation and experiments show that the method is suitable for middle and small power supply with lower cost, better performance and ability of easily meeting EMC standard requirements.
实验证明这种方法成本低，性能好，容易达到各项EM C标准，适用于中小功率电源。
Plasma was created by dielectric barrier discharge (DBD) system, which consisted of home-made middle frequency power supply and parallel plane electrode configurations.
等离子体的产生采用了自制中频电源和平行板电极结构组成的介质阻挡放电系统。
Japan is not only an economic power, but also an energy resource consuming and importing nation in the world. Japan's oil supply has always been mainly depending on the Middle East.
日本既是世界经济大国，也是世界能源消费大国和能源进口大国之一，长期以来日本的石油供给一直主要依赖中东地区。
In addition, the circuit design principles can be applied to other small or middle scale switching mode power supply.
文中的设计原理也适用于其他中小功率的开关电源装置。
In addition, the circuit design principles can be applied to other small or middle scale switching mode power supply.
文中的设计原理也适用于其他中小功率的开关电源装置。
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