Mechanical dial comparator is designed for measuring and cheching the workpieces in respects of their geometric accuracy and form-location tolerances;
杠杆齿轮比较仪适用于测量工件的几何尺寸和形位差。
Casting tolerances apply to the location of cast outline features located with basic dimensions.
铸造公差适用于具有基准尺寸的铸件轮廓特征区域；
They allow the designer considerable flexibility in location of driver and driven machinery, and tolerances are not critical as is the case with gear drives.
这种装置使设计人员在确定主动机械与从动机械的位置时有相当大的灵活性，而且公差要求也不像齿轮传动装置那样严格。
They allow the designer considerable flexibility in location of driver and driven machinery, and tolerances are not critical as is the case with gear drives.
这种装置使设计人员在确定主动机械与从动机械的位置时有相当大的灵活性，而且公差要求也不像齿轮传动装置那样严格。
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