【免费下载】机械专业英语试题含答案

2010-2011第二学期专业英语试卷A答案

1.Translate the following Chinese terms into English ( one point for

each,20 points for all)

1) 汽车与工程机械automobile and construction machinery

2) 筑路机械road-making machine

3) 发电机generator

4) 起动马达self starter

5) 方向盘steering wheel

6) 进气门inlet valve

7) 齿轮泵gear pump

8) 机油滤清器oil filter

9) 差速器differential

10) 摩擦式离合器friction clutch

11) 蓄电瓶storage battery

12) 铲土运输机scraper

13) 塔式起重机tower crane

14) 叉车fork lift

15) 商业车辆commercial vehicle

16) 变速箱transmission box (gear box)

17) 带式输送机belt conveyer

18) 步履式挖掘机walking excavator

19) 颚式砸机jaw crusher

20) 履带和轮胎track and tire

2.Translate the following English terms into Chinese (one point for

each, total 20 points)

1) gasoline and diesel 汽油和柴油

2) flywheel and cam 飞轮和凸轮

3) disk brake 盘式制动器

4) mechanical vibration 机械振动

5) power steering 动力转向

6) vibratory roller 振动式压路机

7) hydraulic torque converter 液力变矩器

8) piston ring 活塞环

9) suspension system 悬挂系统

10) cab and chassis 驾驶室与底盘

11) radiator 散热器

12) fuel-injection system 燃油喷射系统

13) air compressor 空气压缩机

14) lubrication and lubricant 润滑与润滑剂

15) fine-mesh oil filter 机油细滤器

16) pile driver 打桩机

17) hydraulic excavator 液压挖掘机

18) concrete paver 混凝土摊铺机

19) truck mixer 搅拌车

20) ignition system 点火系统

3．Answer the following questions briefly(5 points for each, 20 points for all)

1）Which are included in an internal combustion engine？

Two mechanisms：piston connecting rod mechanism and valve timing mechanism

Five systems：fuel feed system，lubrication system，cooling system，starting system，and ignition system（only for petrol engine）.

2）What are included in a working member of a hydrauli excavator？

Boom，arm，bucket and cylinder of the boom，cylinder of the arm，cylinder of the bucket.

3) What is the function of a differential ?

The differentials is a gear assembly in a motor vehicle which allows the propeller shaft or drive shaft to turn the drive wheels at different speed when the vehicle is going around a curve.

4) What is the difference between a bulldozer and an angledozer?

A bulldozer is mounted with a blade perpendicular to the direction of travel. And an angle

dozer is mounted with a blade set an angle with the direction of travel. The former pushes the earth forward, while the latter pushes the earth forward and to one side, some blades may be adjusted their use to bulldozer or angledozer.

4. Translate the following sentences into Chinese. (40 points)

A. Part One (5 points for each , 20 points for all)

第一部分

1) 真正最早上市的内燃机是名叫尼古拉斯·奥格斯特·奥托的德国人发明的。该装置是一个四冲程的发动机，汽缸体中每个油缸每次燃烧时，使用汽化器中的汽化的汽油和混合的空气。在该内燃机循环的进气冲程中，燃烧的混合物吸入气缸；在压缩冲程中，混合物被压缩，再由火花塞点燃；作功冲程中，混合物燃烧完成；排气冲程中，燃烧后的混合物被排出所缸。

2) 离合器是一种快速容易连接或分开一旋转轴和另一同轴的旋转轴的装置。离合器允许这两个构件，通常是驱动轴通过操作连接或脱开。尽管它用在机动车上，但是，离合器有多种可用的类型，电磁式，干摩擦盘式，多种油浸盘式，离心式和叶片式。在机动车中离合器的功能是在换挡时，将发动机的动力与车轮分开，然后，允许发动机平稳提速，特别重要的是在起动时。