汽车构造英文版7
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- 汽车构造英文版7CHAPTER 1 AUTOMOTIVE BASICS 1.1 Principal Components Todays average car contains more than 15,000 separate, individual parts that must work together.CHAPTER 1 AUTOMOTIVE BASICS1.1 Principal ComponentsToday's average car contains more than 15,000 separate, individual parts that must work together. These parts can grouped into four major categories: engine, body, chassis and electrical equipment.1.2 EngineThe engine acts as the power unit. The internal combustion engine is most common: this obtains its power by burning a liquid fuel inside the engine cylinder. There are two types of engine :gasoline(also called a spark-ignition engine) and diesel(also called a compression-ignition engine).Both engines are called heat engines; the burning fuel ...
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