The axial normal sections of the spiralgrooves can present U shape, trapezoid, arc or triangle.
螺旋沟槽的轴向法向截面形状可以是U型、梯型、弧型或三角型。
2
The basic principle of design and. operation of a honing machine in crossing spiralgrooves is introduced, in this article.
本文介绍了交叉螺旋槽式珩磨机的基本设计和工作原理。
3
The paper deals with a new type of ceramic material for dies of drawing steel wires with spiralgrooves, and the structure and properties of material MC5 are analyzed.