The book "Device and operation" by A. A. Lazareva is a fascinating and informative work that immerses the reader in the world of technical literature, revealing the subtleties and nuances of the work of various mechanisms and systems. This book will become an indispensable assistant for students of technical specialties, engineers, as well as anyone interested in the design and operation of modern technologies. In "Device and Operation" Lazarev shares his rich experience and knowledge that he has accumulated over the years of work in the field of technology. The author masterfully combines theory and practice, which allows the reader not only to understand how various devices are arranged, but also to learn how to operate them effectively. Each chapter of the book is permeated with living language and accessible explanations, which makes complex technical aspects understandable even for those who are just starting their way in this field. The book covers a wide range of topics, including the basics of mechanics, electrical engineering, and modern technologies such as automation and robotics. Lazarev pays special attention to safety and reliability, which makes his work relevant for specialists working in various industries. Readers will be able to learn about the principles of operation of various mechanisms, their device and possible malfunctions, as well as how to properly carry out maintenance and repair. This book will be interesting not only for students and specialists, but also for those who just want to expand their knowledge about the world of technology. If you are fond of engineering, mechanics or just want to understand the device of modern devices, "Device and operation" will be a real discovery for you. Lazarev writes with such passion and enthusiasm that even the most complex topics become accessible and understandable. His style of presentation is clear and logical, which allows the reader to easily absorb the material and apply it in practice. The book also raises important topics, such as the impact of technology on our lives, the need for respect for resources and the environment. Lazarev focuses on how important it is to understand the device and operation of technologies in order to use them wisely and responsibly. This makes Device and Exploitation not only a textbook, but also a philosophical reflection on man's place in the world of technology. A. A. Lazarev is the author of many other well-known works that also deserve attention. His books are distinguished by a deep understanding of the subject and the desire to convey knowledge to the reader in a simple and accessible language. If you liked "Device and Operation", you can pay attention to his other works, which also touch on the topics of engineering and engineering. In conclusion, “Device and Operation” is not just a book, but a whole world in which everyone who is interested in technology and its device should immerse themselves. It will become your reliable companion in the study and understanding of complex mechanisms, as well as help to develop skills that will be useful both in professional activities and in everyday life. Do not miss the opportunity to discover new horizons of knowledge with A. A. Lazarev!