汽车专业英语 1 automotive basics知识研讨.ppt

汽车专业英语 1 automotive basics知识研讨.ppt

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汽车专业英语 1 automotive basics知识研讨.ppt

汽车专业英语 Specialty English for Automobile;Body;Today’s average car contains more than 15,000 separate, individual parts that must work together. These parts can be grouped into four major categories: body, engine, chassis and electrical system。;1.1 Body;The body is designed to keep passengers safe and comfortable. The body styling provides an attractive, colorful, moderns appearance for the vehicle.;Three points seatbelt in a car;A sedan has an enclosed body with a maximum of 4 doors to allow access to the passenger compartment. The design also allows for storage of luggage or other goods. A sedan can also be referred to as a saloon and traditionally has a fixed roof. There are soft-top versions of the same body design except for having 2 doors, and these are commonly referred to as convertibles. ;The utility or pick-up carries goods. Usually it has stronger chassis components and suspension than a sedan to support greater gross vehicle mass.;The body of commercial vehicles that transport goods are designed for that specific purpose. Tankers transport fluids, tippers carry earth or bulk grains, flatbeds and vans are used for general goods transport.;Buses and coaches are usually 4-wheel rigid vehicles, but a large number of wheels and axles can be used. Sometimes articulated buses are used to increase capacity. Buses and coaches can be single-deck or double-deck. Buses are commonly used in cities as commuter transports while coaches are more luxurious used for long distances.;single-deck bus;1.2 Engine;The 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 generates heat which causes the gas inside the cylinder to increase its pressure and supply power to rotate a shaft connected

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