前言近年来,半导体技术在我国电工行业中获得越来越广泛的应用,为了提高广大电工技术人员在半导体及其应用方面的理论知识与实践水平,了解国外一些半导体应用设备的发展动向,我们试图从本期起以连载方式由浅入深地介绍以下内容:1、半导体;2、半导体应用电路;3、半导体应用设备;4、半导体整流器的各种问题;5、半导体变换装置的维护与管理。因水平有限,如读者发现文中不完善之处,请提出宝贵 Preface In recent years, semiconductor technology in China’s electrician industry has been more widely used, in order to improve the majority of electrical and technical personnel in the semiconductor and its application of theoretical knowledge and practice level, understand some foreign semiconductor application equipment development trend, we try From the beginning of this issue in a serial manner to introduce the following: 1. Semiconductor; 2. Semiconductor application circuit; 3. Semiconductor application equipment; 4. Semiconductor rectifier various problems; Due to the limited level, if readers find the article imperfections, please put forward valuable