Unit1 The Basic Components of an Automobile汽车结构
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Part five:Homework
1. What're the four basic components automobile? of an
2. What're the components of an engine and a chassis?
图解配气机构（valve timing mechanism）
Part four：knowledge expending
Let's learn more about the main structure of a automobile.
Main Structure of a Automobile
Engine
涡喷气发动机工作 原理_标清.avi
喷气发动机工作原 理动画演示_标清.mp4
Engine
How to say in English?
crank-connecting rod mechanism valve timing mechanism
Engine
fuel supply system
Part two:the basic components of an automobile After introduce yourself,next let's learn some basic components of an automobile.
汽车的四大组成部分
车身
发动机
电器系统
ignition system
cooling system
lubrication system starting system
chassis（底盘）
Suspension system 悬挂系统 Steering system 转向系统
Transmission system 传动系
Braking system 制动系统
It includes:battery,starter,alternator etc..
Part three:difficulties
图解曲柄连杆机构（crank-connecting rod mechanism）
Part three:difficulties
Part three:difficulties
Unit 1 The Basic Components of an Automobile
汽车基本构造
Part one:Hello,everyone!
Suppose you're a new clerk in a 4S shop,how to introduce yourself in English?
底盘
英语怎么表示？
engine body
electrical system
图示：The basic components of an automobile
chassis
句子：
There are four basic components of the automobile : engine , chassis , body and electrical system . 词组：basic component --- 基本组成 翻译：汽车有四个基本组成部分：发动机、底盘、车身和 电气系统。
Question：What're the four basic components automobile?
Βιβλιοθήκη Baidu
of
an
Answer:They're engine( 发动机） , chassis （底盘） , body（车身） and electrical system（电气系统）.
（transmission system)