Improvement of the quality of machined products means in particular the attainment of the necessary accuracy of shape and dimensions, as well as the optimization of surface layer properties from the point of view of the intended use of the product.

• 提高加工产品的质量是指如何使产品的形状和尺寸达到必要精确度,以及从产品使用角度上体现的表面层性能优化。