1) dual included angle
对偶夹角
1.
In thes paper, some properties and appicaions of dual included angle of two space linesare discussed specially with the method of dual vacto
以对偶矢量为工具，重点探讨了空间两直线对偶夹角的性质和应用。
2) relative angle
相对夹角
3) Dual angle
对偶角
1.
Based on the theory of dual number, the link and kinemtic pair of the spatial mechanism with dual angle are described, and the displacement relation of spatial mechanism with dual matrix are also described.
基于对偶数理论，用对偶角描述空间机构中的构件和运动副；用对偶角矩阵描述空间机构的位移关系。
2.
Lagrange s equation of multi9rigidbody openchain system is described simply and compactly through dual numbers,dual vectors,dual angles,dual mass operator,momentproduct operation and moment product derivative.
通过对偶数、对偶矢量、对偶角、对偶质量运算符、矩积运算和矩积导数描述了简洁紧凑的开环多刚体系统的拉格朗日方程,并给出了一个算例。
4) symmetric triangular flap
对偶三角瓣
1.
Repairing incomplete unilateral cleft lip with symmetric triangular flaps:A report of 30 cases;
对偶三角瓣法修复单侧不完全唇裂30例
5) dual angular velocity
对偶角速度
6) dual angular system
对偶角形系
补充资料：夹角
1.两条线(直线或曲线)所夹的角。
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