Plumber: Intermediate

Author: Cen Chunhua, Editor-in-Chief
Publisher:
Publish Date: 2005-03-01
Features: This textbook was organized and compiled by the Teaching Materials Office of the Ministry of Labor and Social Security and the Shanghai Vocational Training Guidance Center based on the Shanghai 1X——（）. From the perspective of strengthening operational skills and mastering practical technologies, this book effectively reflects the latest practical knowledge of this profession, providing excellent guidance and support for improving the basic qualities of practitioners and mastering the core knowledge of Water and Electric Works (Intermediate). The main content of this textbook includes: AC and DC circuits and calculation knowledge, basic knowledge of pipe fitting, transistor circuits, electric driving, transformer knowledge, substation and distribution knowledge, new pipeline materials and installation, valves and pumps, technical regulations and quality inspection knowledge, etc. To facilitate readers in consolidating and enhancing their acquired knowledge, each unit is followed by simulated test questions and answers, and the entire book includes simulated examination papers and answers. Additionally, it provides reference materials such as: the calculation table for the second flow rate of water supply pipe sections, the main technical parameters of three-phase asynchronous motors, and the main technical parameters of single-phase asynchronous motors. This textbook can serve as teaching material for vocational training and assessment of Water and Electric Works (Intermediate), and is also suitable for secondary vocational school teachers and students, as well as property management and maintenance personnel, to learn and master advanced knowledge and skills of Water and Electric Works (Intermediate) or participate in vocational training, on-the-job training, and employment training.