wing curve

T-tube radiator weld seam is a complex three-dimensional space curve and there is aluminum wing obstacle at vertical direction, interference phenomenon between risers at horizontal direction. It is difficult to achieve automatic continuous welding.

散热器T型管焊缝是一个复杂的空间三维曲线，并且在竖直方向上存在铝翼障碍、水平方向上存在多立管之间的干涉障碍，难以实现自动化连续焊接。

The curve-edged hobbing cutter is used in producing rectangular wing sanitary napkin.

曲线刃滚切刀是用来加工护翼卫生巾的专用刀具.

By using the semi experiential engineering arithmetic based on the ideology of area ratio, the slope of lift coefficient curve, the zero lift drag coefficient and the induced drag factor of double delta wing aircraft were calculated.

采用基于面积比思想的半经验工程算法计算了双三角翼飞机的升力系数曲线斜率、零升阻力系数和诱导阻力因子。