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5、 The running gear of automobile is composed of ( ), ( ), ( )and ( ).
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答案是：参参考考答答案案：： frame, axles, wheels, suspension system
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4、 A car or automobile is composed of four sections, it is( ),( ),( ), and ( ).
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答案是：参参考考答答案案：： engine；chassis；body； electrical system
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3、 Most automotive ignition switches incorporate four positions, they are off, ( ), ignition( ON ) and start.
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答案是：参参考考答答案案：： accessory
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2、 There are four strokes in four-stroke engine, they are ( ),( ),( ) and( ).
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答案是：参参考考答答案案：： the intake stroke, the compression stroke, the power stroke, the exhaust stroke
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1、 Classified by the ways of cooling: the internal combustion engine can be divided into ( ) and ( ) based on the ways o
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答案是：参参考考答答案案：： water-cooled engine, air-cooled engine
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5、 Which component in the ignition circuit provides high voltage in the secondary circuit? A. Ignition distributor B. Ba
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答案是：参参考考答答案案：： D
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4、 Coolant in a liquid-cooled system flows directly from the water pump to the ______. A. bottom of the radiator B. wate
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答案是：参参考考答答案案：： D
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3、 What device is used to reduce the acoustic pressure of exhaust gases and discharge the gases into the atmosphere? A.
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答案是：参参考考答答案案：： C
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2、 As the crankshaft nears the end of its second complete revolution,the piston again approaches the ______ position. A.
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答案是：参参考考答答案案：： B
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1、 What percentage of engine heat is dissipated through the cooling, lubricating, and fuel systems? A. Between 10% to 15
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答案是：参参考考答答案案：： C
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