1.由两个平面构成的,二面的
1.【数】二面角;【航】上反角;下反角
1.the angle contained between two planes that intersect, measured by the angle made by any two lines at right angles to the two planes
2.the angle between an upwardly inclined aircraft wing and a horizontal line
1.Open book - Same as a dihedral or inside corner. Two panes of rock join in an acute or obtuse corner that faces left or right.
两面角或者内角。两块岩石会聚成锐角或者钝角，向左或者向右。
2.Observers judged the magnitude of a concave dihedral angle translating or rotating against a planar background.
观察判断的幅度凹二面角翻译或对平面旋转背景。
3.The first task was to remove the old piton in the dihedral, essentially a piece of trash.
第一个目标就是清除在岩角上的旧岩钉，那已经是个垃圾了。
4.A rotation-invariant denoising algorithm is proposed for restoring noisy images with cyclic r and dihedral symmetries.
提出一种针对循环群和二面体群对称性图像的“旋转不变”去噪算法。
5.Combined with the equation of traveling wave and dihedral reflector, the RCS of total missile was calculated.
结合计算行波和二面角散射的经验公式，计算了导弹整体的RCS。
6.Finally, structure of Lie superalgebra associated with dihedral group is discussed.
最后，讨论了与二面体群相伴的李超代数的结构。
7.wings in the right position, verify the dihedral angle.
在正的位中厢房，确认二面角。
8.At first, the small aperture radar is calibrated in the field experiment using a single dihedral.
首先，通过外场实验用单个二面角校准小口径雷达；
9.There are many helixes of dihedral angle, and the whole skeleton forms a large helix in the structure of the rotatory isomer.
其结构中包含许多二面角螺旋，而且具有旋光性的异构体，其结构的整体骨架也构成一个大的螺旋。
10.The patterns show that pergence of the emerging beam increases with the dihedral angle offset up to completely separate to six beams;
通过衍射图可以看出出射光束的发散程度随着角度误差的增加而增加，直至完全分离成六束光束。