出版時(shí)間:2007-4 出版社:黑龍江哈爾濱工程大學(xué) 作者:李慶章 頁數(shù):226
內(nèi)容概要
本書是為高等院校農(nóng)業(yè)工程專業(yè)學(xué)生編寫的專業(yè)英語教材,共分18個(gè)單元,內(nèi)容包括農(nóng)業(yè)機(jī)械化及其自動(dòng)化、農(nóng)業(yè)電氣化及其自動(dòng)化等方面。 全書共分18個(gè)單元,每個(gè)單元分為Part A精讀部分和Part B泛讀部分,每課配有專業(yè)詞匯表,注釋與練習(xí),并輔以參考譯文和參考答案。 本書既可做本科生的專業(yè)英語教材,也可為農(nóng)業(yè)工程類專業(yè)技術(shù)人員提供參考資料。
書籍目錄
Unit 1 Part A Fundamentals of Mechanical Design Part B Design HintsUnit 2 Part A Engineering Design and Safely Factors Part B Design MethodologyUnit 3 Part A Engineering Drawings and Dimensions Part B Milling MethodsUnit 4 Part A Machine tools Part B Secondary Production ProcessesUnit 5 Part A Development from CAD/CAM to CIM Part B Tomorrow's Manufacturing TechnologiesUnit 6 Part A The Basic Principle of Hydraulic System Part B Engine System Unit 7 Part A The Fundamental Theory of Automobile Engine Part B Clutch Unit 8 Part A Layout of an Automobile Part B An Introduction of Farm TractorUnit 9 Part A Moldboard Plows Part B An Introduction to Precision FarmingUnit 10 Part A Electrostatic Forces and the Structure of Matter Part B The Diode as a Circuit ElementUnit 11 Part A Electric Current--Eelectromotive Force--PotentialDifference--Conductors and Insulators--Ohm's Law Part B Transistor CharacteristicsUnit 12 Part A Electrical Energy and Power--Electric Circuits Part B Graphical Analysis of the CE Configuration of Low-Frequency AmplifiersUnit 13 Part A Electrostatics--Electric Fields--Capacitance--Capacitors Part B Sequential Digital SystemsUnit 14 Part A Magnetism Part B Periodic SignalsUnit 15 Part A Magnetic Flux--Permeability--Magnetic Circuits--Induced Electromotive Force--Self and Mutual Inductances Part B The Fourier TransformUnit 16 Part A Alternating Currents and Voltages Part B The Laplace TransformUnit 17 Part A Phasors and Complex Calculations--A. C. Power and Power Factor Part B The Introduction of Artificial Neural Systems Unit 18 Part A Transformers Part B Comparing Real and Artificial Neural Systems參考譯文Keys to Exercises參考文獻(xiàn)
章節(jié)摘錄
glass fibcrs in a plastic binder,or inorganic crystal needles in a metal matrix(metal matrix composites)are also materials systems.In the context of failure as we have discussed,it is important to realize that failure cannot onlyoccur Within a regime(a component in a connected arrangement) but at the connectionitseU.sothe inferface is also a pad of the system and must be considered in the context of the weakest linkcorollary and Murphy's law.Failure Drevention is certainly not a hopeless issue even in very complex materials system,but it d0 esrequire a great deal of test,evaluation,and fundamental understanding of materialsbehavior under a variety of conditions.Selecting optimum conditions,underutilizing components ina sYstcm(desiCning for the weakest link and employing safety factors),introducing safety.factorsconsideration for environmental changes and even bizarre conditions of use-au contribute to Successful applications of products.One need only to take a glimpse at the technology around us to appreciate how SuccesSful We have been in designing efficient,dependable,and useful products andficture. ……?
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