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欧洲杯手机投注

 

 
STRUCTURES   AND TYPES OF ROLLER BEARINGS
 SELECTIVE OUTLINE OF BEARINGS 
SELECTION  OF THE BEARINGS' TYPE 
SELECTION   OF THE BEARINGS' DIMENSION 
THE  DESIGNING OF THE BEARINGSS CONFIGURATION 
DIMENSION  TOLERANCE AND GEOMETRICAL PRECISION 
THE INITIAL CLEARANCE AND OPERATIONAL CLEARANCE
MOUNTING AND DISMOUNTING 
THE  ESTABLISHMENT OF THE TOLERANCE RANGE
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