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【单选题】
机夹可转位车刀,刀片转位更换迅速、夹紧可靠、排屑方便、定位精确,综合考虑,采用( ) 形式的夹紧机构较为合理。A.
) 螺钉上压式
B.
) 杠杆式
C.
) 偏心销式
D.
) 楔销式
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【简答题】The function of power train (1) changing the speed, torque and direction by transmission. (2) transmitting power from the engine to the drive wheels. (3) cutting off the power by clutch. (4) th...
【单选题】The function of is to transform the reciprocating movement of pistons into Rotary movement of crankshaft,offering torque to make the drive wheels turn.
A.
crank mechanism
B.
valve train
C.
cylinder block
D.
connecting rod
【单选题】The drive wheels of the vibratory roller are rubber-tyred and filled with water and calcium-( or magnesium) chloride to _______ the weight.
A.
decrease
B.
increase
C.
enlarge
D.
reduce
【简答题】请将这句话 The output shaft is a splined shaft that connects directly to the drive shaft through the differential to the drive wheels of the car.翻译成中文。
【单选题】converts the reciprocating motion of the pistons into a rotary motion for the drive wheels.
A.
Crankshaft
B.
Camshaft
C.
Flywheel
D.
Timing belt
【单选题】The function of is to transform the reciprocating movement of pistons into rotary movement of crankshaft, offering torque to make the drive wheels turn.
A.
connecting rod
B.
crank mechamism
C.
valve train
D.
cylinder block
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