王振世

Wang Zhenshi: publicly available information is limited, and he is currently known only as the author of one work, Practical Wireless Communications Essentials: A Beginner's Guide (Second Edition), which is classified under Industrial Technology. Judging from the title and subtitle, the book is aimed at beginners in wireless communications. Organized around the idea of "essentials one should know and be able to apply," it gathers the basic concepts and practical points that newcomers need to master. The word "practical" in the title suggests an application-oriented approach rather than purely theoretical exposition. The existence of a second edition also indicates that the first edition found a certain readership, prompting the author to revise and supplement the content. Because the library holds only this one book, the author's educational background, professional identity, and research interests cannot be confirmed, and his writing style can only be described in terms of this volume: it follows the cognitive order of beginners, strives for plain language, and avoids piling up formulas and jargon so that readers with no prior knowledge can progress step by step. A beginner-oriented technical book of this kind helps lower the barrier to reading in the highly specialized field of communications and lays a foundation for further study.