机电专业英语试题及答案

机电专业英语试题及答案

　　机电专业英语是一门专业性比较强的课程，要学好这门课程，同学们还是要用心去学才能学好机电专业英语。下面是阳光网小编给大家整理的机电专业英语试题及答案，欢迎大家学习参考。

　　机电专业英语试题及答案

　　 .汉译英1. 机电一体化技术，电子学，机械学，智能数控，机器人学，信息技术，科学术语。 Mechatronics , electronics, mechanics, intelligent control, robotics. information technology , scientific term .

　　2. 机电一体化技术广泛用于汽车工业、机械工业以及国防工业。 Mechatronics has been applying widely to auto industry, mechanical industry and national defense industry.

　　3. 大多数的机加工主要是由五种基本的机床来完成。 More of the mechanical operations are commonly performed on five basic machine tools . 4. 伺服机构是一种闭环控制系统，系统中的控制变量是机械为主和运动。 A servomechanism is a closed-loop control system in which the controlled variable is mechanical position or motion .

　　5. 可编程控制器，中央处理单元，微处理器，继电器，可编程逻辑控制器，热电偶，传感器 Programmable controller , CPU , microprocessor , relay , Programmable Logic Controllers(PLC) , thermocouple , sensor

　　6. 在20 世纪60 年代的后期，发明了第一个可编程控制器，这是汽车工业在控制领域的第一场革命。 The first programmable controller was invented , in the late 1960s ; this is the first “revolutionary” in control field in automotive industry .

　　三.翻译下列句子

　　1.Although a cam and follower may be designed for motion, path, or function generation, the majority of applications utilize the cam and follower for function generation. 虽然可以把凸轮和它的从动件设计为用于运动变换，路径变换或者函数变换，但大多数用途是利用凸轮和它的从动件做函数变换。

　　2. In the case of a disk cam with a radial (in-line) translating roller follower the smallest circle that can be drawn tangent to the cam surface and concentric with the camshaft is the base circle. 对于一个对心直动滚子从动件盘形凸轮，可画出的与凸轮表面相切且与轮轴同心的最小圆是基圆

　　3. Numerous applications in automatic machinery require intermittent motion. A typical example will call for a rise-dwell-return and perhaps another dwell period of a specified number of degrees each, together with a required follower displacement measured in centimeters or degrees. 在自动化机械中的`许多应用需要间歇运动。一个典型的例子将要求一个含有上升一停歇一返回和可能另一个停歇的周期，每阶段经过一个指定的角度，伴随 着一个所要求的从动件的位移，这个位移以厘米或度来度量。

　　4.Any two mating tooth profiles that satisfy the fundamental law of gearing are called conjugate profiles. 任何满足齿轮传动基本定律的一对相互啮合齿廓称之为共轭齿廓。