蜂窝式移动电话进入我国不过十余年,但发展异常迅猛,其覆盖区域仍在不断扩大,“大哥大”、“全球通”已成为人们常用的口语。流行与熟悉不等于理解和熟练应用。本刊从这一期起将就蜂窝式移动电话的基本原理、使用方法及技巧和常见故障的处理陆续作些介绍,希望能有助于读者对这一通信技术的深入了解。 Cellular mobile phones have only been in China for more than ten years, but their development is extremely rapid. Their coverage areas are still expanding. As the most commonly used language, “big brother” and “global communications” have become commonplace. Popularity and familiarity do not mean understanding and proficiency applications. This issue will be from this issue on the basic principles of cellular phones, using methods and techniques and common failures to deal with some of the introduction, hoping to help readers in-depth understanding of this communication technology.