After marking-off, material mark shall be transplanted well according to the provisions related to quality management of the company. 号料后,应按公司质量管理的规定,做好材质标记的移植。
The principle of laser marking-off equipment is introduced by use of geometric optics. 利用几何光学方法阐述激光标线仪标线的基本原理。
In sharpening, first using special marking-off plate drawing the line, and then making process according to the lines to ensure the sawing dimensions. 锯尖用专用画线样板划线后按线加工保证锯切尺寸。
An Easy-to-use Marking-off Method for Producing Tangential Plane Curve at Any Angle on Round Pipe 圆管任意角度切平面曲线的简易划线方法
Marking-off and Cutting of Sphere Plate 球罐球壳板的划线与切割