二手车评估师考试试题4（Used car appraiser exam questions 4）.docVIP

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二手车评估师考试试题4（Used car appraiser exam questions 4）.doc

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二手车评估师考试试题4（Used car appraiser exam questions 4）

二手车评估师考试试题4（Used car appraiser exam questions 4） 101. The exhaust color of the gasoline engine is black. A, coolant temperature is too low, B or above are not correct C, oil into the cylinder, combustion chamber to participate in combustion D, the mixture is too thick or the ignition time is too late, resulting in incomplete combustion Reference: D 102, the gasoline engine exhaust color is blue, indicating (). A, the mixture is too thick or the ignition time is too late, resulting in incomplete combustion B and above are not correct C, oil into the cylinder, combustion chamber to participate in combustion D and coolant temperature is too low Reference: C 103, about engine supercharging function, the following description is incorrect. A the air is pre compressed and fed into the cylinder to increase air density and increase intake B, fuel economy will be worse C, engine power improvement D, the intake volume increases, can increase the circulation of oil supply, which can increase the power of the engine Reference: B 104 when the engine starts, the power supply to the starter, the ignition system, and other electrical equipment is (). A, generator B, accumulator C, accumulator and generator D, engine Reference: B 105, GB7258-2004, motor vehicle operation safety technical conditions stipulated: speed meter allowed error range is (). A, +20%~-5%, B, did not specify C, +5%~-20%, D, +50%~-50% Reference: A 106, GB 7258 - 2004, motor vehicle operation safety technical conditions states: parking brake force is not less than the weight of the vehicle.. A, -5%, B, 0.2, C, 5%, D, 0.5 Reference: B 107, our country specifies the smoke detector used to detect the smoke of diesel engine. A, weight type B, non luminous infrared inspection C, transparent D, filter paper Reference: D 108, the gasoline engine is equipped with three yuan catalyst, the purpose is (). A, reduce fuel consumption, B, reduce emissions of CO, HC and NOx C, increase the power of engine, D and improve the com