凸曲 meaning in English

cambering

Since the plate is relatively wider and the width - thickness ratio of plate is always larger , the section of cold - formed steel is easy to buckle
由于冷弯型钢截面开展，各组成板件的宽厚比往往较大，截面容易凸曲。
Proceed from the angle of enhancing the backing off grinding accuracy of the special shaped convex curved rake surface , and in accordance with the enveloping theory of differential geometry and the designing model of new configured carbide gear shaper cutters , the mathematical model for backing - off and grinding the special shaped convex curved rake surface of the new configured gear shaper cutters was derived
从提高新构形硬质合金插齿刀异形凸曲前刀面铲磨精度的角度出发，根据微分几何的包络理论及新构形硬质合金插齿刀设计模型，推导出铲磨新构形插齿刀异形凸曲前刀面的数学模型。