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据了解,一些厂在钢球加工中对波纹度的控制还不稳定,波纹度的实际水平与国外相比还有差距,因而尚需进一步研究探讨。一.波纹度的概念《钢球波纹度暂行规定》中指出:钢
It is understood that some plants in the processing of steel ball waviness control is not stable, the actual level of waviness and there is still a gap between foreign and therefore still need further study. One. The concept of waviness “Tentative provisions of the wavy ball” states: Steel