本文介绍了一种小型高稳定电位差计专用电源的原理及制作方法。该电源在大学物理实验中具有较广泛的使用价值。

The principle and the method of making a special power supply for a small, highly stable potential difference meter are introduced. It finds comprehensive application in college physical experiments.

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文中介绍了通信基站的电源系统，包括交流供电系统、直流供电系统和接地系统，论述了等电位在基站建设中的重要性。

In the paper, an electrical power system of base station is introduced in detail, including AC power supply system, DC power supply system and earthing system.

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利用大功率开关电源技术研制出新一代的IGBT逆变式恒电位仪。

A new generation of IGBT inverse constant potential instrument is developed by using powerful switching power supply technology.

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