SHOULDER: Defect found on rib or outer diameter; a raised edge on rib face caused by grinding wheel; raised surface at either end of outer diameter raceway.
挡肩：外径或挡肩上发现的缺陷；挡肩上由于磨床砂轮所造成的突起；在外径滚道两端的突起。
2
Have resolved the leakage problem through improving quality of seal face, adding diameter of O-ring and other measures.
通过提高密封表面的质量、增加O型圈的直径等措施，解决了渗漏问题。
3
The grind sharpened Angle of tungsten electrode, the diameter of end face and welding parameters that are important for welding are introduced from theory to application.