【文章內(nèi)容簡介】 iston head活塞頂部mechanical energy機械能connecting rod連桿heat dam絕熱槽power stroke做功行程inertia forces慣性力piston ring活塞環(huán)Build Up Your VocabularyⅠ. Write down the words that the important abbreviation stands for 1. digital analog converter2. drive axle ratio3. drawbar horse power4. dual diaphragm distributor 5. direct fire unit6. distributor ignition7. doubleoverheadcamshaft (engine)8. diagnostic trouble codeⅡ. Look at the picture and label it correctly using the words given below1. intake stroke 2. pression stroke 3. power stroke 4. exhaust stroke 5. bustible mixture 6. intake valve 7. spark plug 8. exhaust valve 9. exhaust gasWritten Expressions 簡歷Read carefully the information given below and write a r234。sum234。 for Kang Nali who is applying to study abroad.R234。sum234。Ⅰ.Personal Data: Ⅱ.Education:1. Name: Kang Nali 9. 1999～2001 Xi’an Jiaotong University2. Address: 404 Building 23 Major in gas dynamics Xi’anjiaotong University . degreeChina ～1996 Xi’an Jiaotong University3. Birthdate: 1970 Major in internal bustion engine . degreeⅢ.Experience:4. Bitheplace: Xi’an 11. 2003～present Associate professorthe Department of PME,XJU 1997～2003 Lecturer the Department of PME,XJU1996～1997 Teaching assistantthe Department of PME,XJU5. Nationality: Chinese 12. 1986～1992 Worker Xi’an Railway Construction Company6. Maritial Status: Married with a child Ⅳ.Special Training:7. Sex: male 13. 1997 oneyear course in puters8. Interests: Football 14. 1991 3month training class Arts to learn to make fans Classical music Unit FourText Valves and valve Train一．Focal Words and Expressionsintake port exhaust port cylinder head intake manifold exhaust manifold valve gear timing gear camshaft tappet valve spring with fastener valve guide eccentric wheel drive gear gallerycylindrical bore push rod rocker armrubber ring rubber cap washer valve stem valve seat二．Focal Functions and Patterns1. so that + clauseadverbial of purpose eg. 1\ Stir the solution so that the pound may dissolve more quickly.攪一下溶液，使化合物溶解快些。 2\ They worked hard so that they could overfulfil their task.他們努力工作，以便超額完成任務(wù)。2. be made of \ be made from eg. 1\ The resistance of a wire also depends upon what material it is made of.導(dǎo)線的電阻也取決于制成的材料。2\ This dress is made of nylon, isn’t it?這件衣服的料子是尼龍的，是不是？3\ Steel is made from iron.鋼是由鐵煉成的。4\ Wine can be made from grapes.酒可以由葡萄釀成。3. consist of \ be posed of \ be made up ofeg. 1\ A sentence consists mainly of the subject and predicate.一個句子主要由主語和謂語組成。2\ Coke consists mainly of carbon.焦炭的主要成分是碳3\ Water is posed of oxygen and hydrogen.水由氧和氫組成。4\ The army was posed entirely of mercenary troops.全軍為雇傭兵所組成。5\ The mobile medical team is made up of ten doctors.流動醫(yī)療隊由十名醫(yī)生組成。6\ The majority of the population of our country is made up of workers、farmers and soldiers.工農(nóng)兵占我國人口的大多數(shù)。Key to the exercisesCheck your Understanding Ⅱ. Choose the correct word to match the sentence1. camshaft 2. rocker 3. valve 4. manifold5. bore 6. tappet 7. eccentric 8. clearanceⅢ. Fill in the table below EnglishChinesevalve gear配氣機構(gòu)fresh charge新鮮充氣coil spring 螺旋彈簧valve stem氣門桿valve guide氣門導(dǎo)管push rod推桿rocker arm shaft搖臂軸cylinder head氣缸蓋timing gear正時齒輪valve clearance氣門間隙Build Up Your VocabularyⅠ. Write down the words that the important abbreviation stands for 1. electronic (idle) air control valve 2. electronic secondary air injection3. electronic air suspension4. electronic control advance5. engine control module6. engine coolant temperature7. electronic diagnostic monitor 8. evaporative emission control systemⅡ. Look at the picture and label it correctly using the words given below1. camshaft 2. camfollower 3. push rod 4. adjuster 5. rocker shaft 6. rocker arm7. valve spring 8. valve 9. valve port 10. bustion chamber科技英語知識[1]Ⅰ. Put the following words into plural 1. appendices/appendixes2. bacteria3. curricula/curriculums4. data5. foci/focuses6. formulae/formulas7. indices/indexes8. media/mediums9. nuclei/nucleuses10. radii/radiuses11. stimuli12. analyses13. bases14. criteria15. hypotheses16. phenomena17. axes18. crises19. theses20. abaci/abacusesⅡ. Write out noun form by adding the suffix to the following wordsexplosion exposure leader kindnesspreference width performance divisionobserver argument encouragement carelessnessintensity liberation possibility educationⅢ. Write out verb form by adding the suffix to the following wordsmodernize centralize strengthen purify broaden simplify weaken prettify realize industrialize normalize revolutionize shorten deepen soften intensifyⅣ. Write out adjective form by adding the suffix to the following wordschildish drinkable hopeless natural northward sunny wooden troublesome heroic