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机电一体化专业英语

科目:机电一体化专业英语使用班级:使用班级:单选题单选题1 、10xx means that it is a plain carbon steel 1,10XX意味着它是一个普通的碳素钢 C the second digit indicates that there is no modification in the alloys. 第二个数字表明,有没有修改的合金。

A 、which A,这B 、when B,当C 、where C,其中D 、that ,,2 、These steels 2,这些钢材 B high strength and also high strength to weight ratio, good c orrosion resistance. 高强度和高强度重量比,好的C orrosion电阻。

A 、exhibits 一,展品B 、exhibit ,表现出C 、exhibited C,展出D 、are exhibiting D ,展示3 、This property, also called 3,此属性,也被称为C , is related to the resistance of the steel to the softening effect of heat. ,是有关钢材的耐热软化效应。

A 、cold-hardness 一,冷硬度B 、cold-shortness B,冷,气短C 、hot-hardness 热硬度,D 、brittle condition D ,脆条件4 、These metals 4,这些金属 A in a soft condition, heat-treated to gain hardness, and then finish machined with a grinding or lapping process that can handle the hardness. 在软条件下,热后获得的硬度,然后完成加工与磨削或研磨的过程中,可以处理的硬度。

A 、are machining 一,加工B 、machines B,机器C 、have machined ,已加工D 、are machined D ,加工5 、5, C is also a process for making mat erial softer but does not produce the uniform material properties of annealing. 也是垫erial软的过程,但不会产生退火均匀的材料特性。

A 、Annealing 一,退火B 、Normalizing ,正火C 、Tempering C,回火D 、S tress reli eving D ,应力可靠性eving6 、6, A is the process for making material softer while producing uniform material properties. 为使材料柔软,同时产生均匀的材料性能的过程。

A 、Annealing 一,退火B 、Normalizing ,正火C 、Tempering C,回火D 、Stress relieving 研发,应力放散7 、It is worth noting that many heat treatments and welding processes cause 7,值得注意的是,许多热处理和焊接工艺导致 C in the material that can lead to warpage either after the heat treating process or during subsequent machining operations. 在物质,可以导致翘曲后热处理工艺,或在随后的加工操作。

A 、distortion 一,失真B 、fabrication B,制造C 、structure ,结构D 、stresses D ,强调8 、The lathe is 8,车床 B on and the chuck is rotated. 夹头旋转。

A 、introduced 一,介绍B 、directed B,定向C 、switched C,开关D 、sharpened D ,削尖9 、Usually, the dimensional tolerance is decided at the design stage and a machinist must take care to apply the required dime nsional tolerance and to ensure that 9,通常情况下,尺寸公差在设计阶段决定和机械师必须照顾申请所需毛钱nsional容忍的,并确保 B are not introduced as a result of poor workmanship of measuring techniques. 不引入作为一种测量技术,做工差的结果。

A 、margin 一,保证金B 、measurement B,测量C 、discrepancies ,不符D 、discrepancy D ,差异10 、It is almost impossible to 10,这几乎是不可能的the strict degree of accuracy as listed on a plan . 严格的准确程度,作为上市的计划。

A 、gear 一,齿轮B 、maintain ,保持C 、clutch ,离合器D 、join D ,联接11 、Although we continuously 11,虽然我们不断 C charges between different parts of a circuit, we do nothing to change the total amount of charge. 电路的不同部分之间的收费,我们做任何改变收费总额。

A 、represent 一个代表B 、associate B,联营公司C 、transfer ,转让D 、symbolize D ,象征12 、Alternating current or AC electricity is the type of electricity commonly 12,交流电流或交流电力是电力的类型,通常 A in homes and businesses throughout the world. 在世界各地的家庭和企业。

A 、used 一,使用B 、using B,使用C 、has used ,已使用D 、uses D ,使用13 、It wasn ' t until 1947, with the invention of the transistor by Bell Telephone Laboratories, 13日,它就没有人直到1947年,贝尔电话实验室发明晶体管, Bthe vacuum tube problem was solve d. 真空集热管的问题是解决ð。

A 、which A,这B 、that B,即C 、when C,当D 、how D,如何14 、For almost 50 years after the turn of the 20 th century, the electronics industry had been 14日,近50年后,20世纪之交,电子行业一直 Dby vacuum tube technology. 真空集热管技术。

A 、stimulated 一,激发B 、impacted ,影响C 、claimed C,声称D 、dominated D ,占主导地位15 、This is a primary requirement in factories and buildings to prevent spoilage, 15,这是在工厂和建筑物的基本要求,以防止腐败, A quality and 质量和productions rates, and maintain comfort. 制作率,并保持舒适。

A 、increase 一,增加B 、control ,控制C 、manipulate ,操纵D 、indicate D ,表明16 、The brain acts to send a signal to the arm muscle and hand, 16,充当大脑发出一个信号,手臂肌肉和手, B could be thought of as an 可以看作是一个Actuator. 执行机构。

A 、that 一,B 、which B,这C 、in which C,其中D 、where D,其中18 、 A the ambient temperature will have an effect on the heat loss from the building, it is hoped the room temperature will be controlled. 环境温度将有一个从建筑物的热损失的影响,它希望将室温控制。

A 、As A,作为B 、W hich B,更富C 、That C,即D 、H ow D,ĤOW19 、Once the water is in the tank it is known as the 19,一旦水是在坦克,它被称为 A . 。

A 、Contr olled Device 一,CONTR olled设备B 、Controlled Medium B,控制中等C 、Control Agent ,控制代理D 、Desired Value D ,所需值20 、20, B static electricity can be discharged through a metal wire, it is not a continuous source of 静电可通过金属丝出院,这是不连续的源DC electricity. 直流电。

A 、Because A,因为B 、Although ,虽然C 、Since ,自D 、For D,对于多选题多选题1 、1, ABC all the improvements, rubb er still has a number of limitations 的所有改进,rubb呃,仍然有一些限制A 、Despite ,尽管B 、In spite of B,在尽管C 、Although C,虽然D 、instead of D ,而不是2 、The circuits are connected in parallel 2,并行连接电路BC a small resistance. 一个小的阻力。

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