2) unrotational-symmetric
非回转对称
1.
It is presented that a SiC unrotational-symmetric aspherical optics whose surface equation is z=3λ(x3+y3) (where x,y is normalized coordinate,λ=0.
针对一种SiC材质的非回转对称非球面元件,本文介绍了该元件的加工和检测方法。
3) non rotationally symetric optic mirror surface
非轴对称光学镜面
4) non-rotational symmetry drawing
非回转对称拉深
1.
Effect on non-rotational symmetry drawing formality by blank shape;
板坯形状对非回转对称拉深成形性的影响
2.
In a non-rotational symmetry drawing, material of flange on blank holder face is the main body of deformations, and has direct effects on the formability of drawing.
非回转对称拉深成形过程中 ,压料面上法兰材料是变形的主体 ,直接影响到拉深成形性。
5) Non-rotational Symmetry Forming
非回转对称成形
6) non axisymmetric curved surface
非轴对称曲面
1.
In order to eliminate the hysteresis error of piezoceramic servo tool during non axisymmetric curved surface turning, three feedforward controlling mathema tical models have been established, i.
解决非轴对称曲面的车削加工控制中压电陶瓷伺服刀架的滞后问题 ,消除加工中的滞后误差 。
补充资料：轴对称
也称“线对称”。如果把一一个图形沿着某一条直线折过来，它能与另一个图形重合，那么称这两个图形关于这条直线成轴对称。这条直线称为对称轴。如果两个图形关于某直线成轴对称，那么对应点的连线被对称轴垂直平分。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条