应用正态分布规律改善轴孔配合精度

Using Right Distribution Rule on Improving Axle and Hole Coordinating Precison

通过对轴、孔类零件尺寸公差的正态分布规律的论述，指出了正态分布规律对轴、孔零件的配合性质的重要影响作用，以及在这一规律指导下改善轴。

Through the discussion on right distribution rule of axle and hole spares size common difference,pointing out the important action on its coordinated quality and the important way of improving it under the rule