文档介绍：(1) Today’s a verage car contains more than 15,000 separate, individual parts that must work parts can be grouped into four major categories: body, engine, chassis and electrical equipment 。
当今的车辆一般都由15000多个分散、独立且相互配合的零部件组成。这些零部件主要分为四类:车身、发动机、底盘和电气设备。
(2) The body is designed to keep passengers safe fortable. The body styling provides an
attractive, colorful, modern appearance for the vehicle.
车身的设计要保证乘客安全舒适。车身的款式使得汽车看起来漂亮迷人、色彩斑斓、时尚前卫。
(3)The bustion engine is mon: thisobtains its power by burning a liquid fuel inside the engine cylinder. There are two types of engine: gasoline and diesel . 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 to the transmission .
内燃机是最常见的,其动力来自气缸里液体燃料的燃烧。发动机有汽油机和柴油机两种,都称为热机。燃料燃烧产生热量,使得气缸内气体压力升高,从而提供动力,带动连接变速器的轴旋转.
(4) The purpose of plete suspension system is to isolate the vehicle body from road shocks and vibrations, which will otherwise be transferred to the passengers and load. It must also keep the tires in contact with the road regardless of road surface.
整个悬架系统的作用是隔离来自路面的冲击和振动对车身的影响,防止它们传递给乘客和货物。另外不论路面如何,悬架系统都应该保持轮胎和路面的接触。
(5) Drum brakes have a drum attached to the wheel hub, and braking occurs by means of brake shoes expanding against the inside of the drum. With disc brakes, a disc