The invention relates to a method to make a rectangular steel pipe, specially a rectangular steel pipe with a sharp Angle by cold bend molding.
本发明涉及冷弯成型制造矩形钢管的方法，特别是具有一个尖角的矩形钢管的制造方法。
This blade has an edge as the higher order face of the crystal anisotropic etching and the edge inclines at a sharp angle to the polished face as described above.
该刀片具 有作为结晶各向异性蚀刻的高次面的刃口，该刃口相对于上述研磨面 以锐利的角度倾斜。
Add another layer of fabrics, adjust the opacity of both layers, add more coverage to high lights and surfaces looked at from a sharp Angle, and define the outline with brighter lines.
添加其他面料图层，调整两个图层的透明度，在从一个小角度看到的表面增加更多的覆盖高光，并确定明亮的细线条轮廓。
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