电子元件是“无源”元件的总称,是构成电子设备的重要组成部分,是从事电子元件设计、研发、生产、营销和应用人员应该熟悉的内容。本刊从今年4月份开始以“电子元件知识”为题开展讲座,以满足广大读者增长知识和用好这些元件的需求。欢迎厂家及用户的工程师们撰稿,并望提出宝贵意见。 Electronic components are “passive” components in general, constitute an important part of electronic equipment, is engaged in electronic components design, development, production, marketing and application personnel should be familiar with the content. This publication from April this year, “electronic components knowledge ” for the title of lectures to meet the readers to increase knowledge and make good use of these components needs. Welcome to manufacturers and users of engineers writing, and hope for valuable advice.