1) rotation angle
自转角
1.
Real-time measurement of rocket rotation angle is needted to lower the shell distribution and to extend the range of rocket.
为了对火箭弹实施某种控制以达到减小火箭弹射弹散布和增加射程的目的,需要实时测量火箭弹自转角度。
2.
A four-accelerometer based test method for measuring rocket rotation angle is put forward in this paper and its theo- retical error is comprehensively analyzed.
提出利用四只加速度计测量火箭弹自转角的方法,详细地讨论了该方法的测试原理误差。
3) rotational degree of freedom
转角自由度
1.
A four-nodded quadrilateral finite element with in-plane rotational degree of freedom;
含面内转角自由度的四结点四边形单元
2.
A four-nodded parallelogram finite element with in-plane rotational degree of freedom;
含面内转角自由度的4结点平行四边形单元
4) bearings free misalignment
自由偏转角
5) drilling degrees of freedom
转角自由度
1.
A new element(CHD(01)) is proposed in this paper based on combined hybrid variational principle,of which the displacements include drilling degrees of freedom and the CH(0-1) stress mode are used.
基于组合杂交变分原理,使用含转角自由度的位移插值和CH(0-1)元应力模式,得到CHD(0-1)单元。
2.
Inner displacements are used to improve the interpolation order of displacements include drilling degrees of freedom and optimize the linear stress.
基于组合杂交变分原理,使用单元内部位移提高含转角自由度的插值阶次,并由此优化线性应力,得到CHDB单元。
补充资料：地球自转角速度
rotational angular velocity of the earth
地球自转角速度:
地球本体绕通过其质心的旋转轴自西向东旋转的角速度。
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