机动车维修从业资格考试题目02（Motor vehicle maintenance Qualification Examination Title 02）.docVIP

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机动车维修从业资格考试题目02（Motor vehicle maintenance Qualification Examination Title 02）.doc

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机动车维修从业资格考试题目02（Motor vehicle maintenance Qualification Examination Title 02）

机动车维修从业资格考试题目02（Motor vehicle maintenance Qualification Examination Title 02） Serial number, title, content, your answer, right answer I. radio questions 1, road transport practitioners management regulations stipulates that more than the qualification certificate valid () date did not apply for replacement, issued by the issuing authority to write off its credentials. C A.60 B.90 C.180 The operation of the 2, four stroke engines is constantly cyclic and repeated. 5 A A A.A. intake stroke, compression stroke, work stroke and exhaust stroke B.B. intake stroke, work stroke, compression stroke and exhaust stroke C.C. exhaust stroke, intake stroke, compression stroke and work stroke 3, the labor law clearly states that the classification of occupations, the establishment of professional skills standards, the implementation of () system. B B A. is certified B. professional qualification certificate C. grade worker 4 a pair of gears with different teeth can be engaged in gear transmission, and the speed of the two gear and the number of teeth of the gear become (). B A A. inverse ratio B. proportional C. linear 5 the function of the brakes in the automatic transmission. A B A. connection B. fixation C. locking 6, our country adopts international standard, the specification of bias tire is expressed by B-d, B is. C A. nominal diameter of wheel rim B. section height Nominal section width code for C. tyres The meaning of 7 CAN is (). A A A. controller local area network B. electronic control unit C. vehicular network 8 photoelectric coupler plays a () role in signal transmission. B A A. isolation B. signal conversion C. optical sensor 9 motor vehicle maintenance enterprise quality credit assessment methods (Trial) provisions, for three consecutive years of assessment for motor vehicle maintenance level (enterprise), the license expiry, the application continues to operate, can be done by the road transport management institution the original licensing decision directly handl