Troubleshooting and repairing diesel engines-fourth edition ( Free PDF )

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Contents Preface  Numerous aspects of the diesel engine have undergone significant changes in recent years, and these changes will have a significant impact on future engine technology. The trucking industry initiated these changes in the late 1980s to ensure compliance with EPA emissions regulations for diesel engines. By the mid-1990s, regulations were necessary for the

An Introduction to Electrical Instrumentation and Measurement Systems ( Free PDF )

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content Preface Our ability to measure a quantity determines our knowledge of it. It is crucial for a practicing engineer to have a thorough understanding of measuring the extent of the fire, making other measurements based on it, and expanding the working environment in modern life. Engineers must possess a comprehensive understanding of electrical equipment

Auto cad civil engineering ( FREE PDF )

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Content preface 1. Students must arrive at the laboratory on time. 2. The document should be updated regularly, and the previous experiment should be signed by the teachers in charge before the laboratory visit. 3. Students who arrive late to the laboratory will undoubtedly be unable to conduct the planned experiment that day. 4. The

Horizontal Alignment ( Free PDF )

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content preface The horizontal road connection consists of a series of horizontal elements (straight road sections), roundabouts and crossings. It shows the proposed location of the road relative to existing land and adjacent land. In addition to vertical alignment (points and vertical lines) and road alignment (roads, edges, roads, medians, slopes, ditches, pavements), horizontal alignment