1、Mechanical Engineering机 械 工 程,英语谚语一则Well begun is half done. 好的开始是成功的一半。英语知识小点滴第三产业 tertiary industry 多党合作制 multi-party co-operation in exercising state power,课前小知识,Engineering is an applied science. The engineer has a knowledge of the mathematical and natural sciences gained by study, experience, a
2、nd practice which is applied to develop ways to utilize, economically, the materials and forces of nature for the benefit of mankind.,工程是一门应用科学。工程师通过学习、体验和实践来获得数学和自然科学知识，它们被用来开发出对人类有益的更经济有效的利用自然材料和能量的途径。,应用科学；theoretical science 理论科学；applied art 实用美术；applied force 外力,The engineer is a problem solver
3、, using knowledge and ability to devise or improve the solution to technological problems. The engineer is concerned with learning why a system or concept operates and how it might be directed toward useful, beneficial products.,工程师是问题的解决者，他们应用知识和才能设计或改进技术问题的解决方案。工程师关注于研究规律或原理为什么运作以及如何将其引导使之产生有用有益的产
4、品。,解决者,设计，发明,规律,原理，概念,Perhaps the broadest of the engineering disciplines, mechanical engineering is concerned with the application of science and technology in the solution of the numerous problems facing our increasingly complex world.,机械工程学也许是工程学科中内容最广的一门科学，它关注的是如何应用科学技术来解决我们面对的日益复杂的世界中的众多问题。,mec
5、hanical engineering的同位语,名词化结构：应用科学技术,众多的,Mechanical engineers are innovators, developing devices and systems to perform useful services. They are involved in the conception, planning, design, analysis, testing, production, and utilization of facilities, systems, and machines.,机械工程师是改革创新者，他们不断研制各种装置和
6、系统来完成有用的工作；他们致力于设施、体系和机器的概念、规划、设计、分析、测试、产品和应用。,改革者，创新者,致力于,设施,They are concerned with the production and use of energy, with combustion processes, environmental control, industrial pollution, materials processing and handling, the design of transportation vehicles and propulsion systems, and the saf
7、ety of products.,他们关注于能量的产品和应用，还关注于燃烧过程、环境的控制、工业污染、材料加工和处理，运输车辆和推进系统的设计以及产品的安全性。,燃烧,工业污染,材料加工和处理,运输车辆,推进系统,The field of mechanical engineering may be divided into two major areas: thermosciences and design.,机械工程领域可以划分为两大主要方面：热学和设计。,热学,热力学：thermodynamics 传热学： heat transfer,专业，主修,In the thermosciences
8、 area, the mechanical engineer is concerned with thermodynamics, fluid mechanics, and heat transferthe behavior of solids, liquids, and gasesin engineering applications.,在热学领域，机械工程师关注的是热力学、流体力学和传热学（即固体、液体和气体的性质）在工程中的应用。,热力学,流体力学,传热学,Emphasis is placed on energy conversion systems, energy analyses, t
9、he design and development of engines and propulsion systems, and the use of energy.,重点研究的是能量的转换系统、能量分析，发动机和推进系统的设计和研制以及能量的利用。,能量的转换,能量分析,发动机，机车，火车头,In the design area, mechanical engineers are concerned with the development of new and improved laborsaving devices and machines. They work toward the d
10、evelopment of devices to transmit and control mechanical power for useful purposes.,在设计领域，机械工程师关注的是改进、开发新型可节省劳动力的装置与机器，他们工作的目标是研制出能够传递并控制机械动力至实际用途的装置。,改进的,节省劳动力的,目标，朝向,重点研究的是机器的设计、机构、运动学和自动控制。比如说，机械工程师们参与了许许多多各种各样商品的设计，并且在研制生产这些商品的机器中也发挥着作用。,Emphasis is placed on machine design, mechanisms, kinematics, and automatic controls. Mechanical engineers, for example, have had a hand in the design of a great variety of commodities. They have also been instrumental in the development of machines to produce these commodities.,机构,运动学，kinetic energy:动能,参与,商品,起作用的，有帮助的,
