spin axis

Lapping Elasticity Seal Ring and Its Application in General Equipment Spin Axis Sealing

搭接式密封环及其在通用装备旋转体密封中的应用

A simple proof of six invariants under the transformation of spin axis is put forward .

给出了二次曲面在转轴变换下的六个不变量的简易证明。

Stability of gyroscopes of two degrees of freedom with gas lubricated spin axis bearings

二自由度气体动压轴承转子陀螺仪的稳定问题

Study of an optical readout system for angular position detection of the spin axis of superconducting rotor in cryogenic environment

低温下测量超导球转子极轴偏角的光学读取系统的研究

They spend most of the time in a stable state with the magnetic field aligned roughly with the spin axis .

他们与大致和旋转轴排列在一起的磁场一起，在其存在的大部分时间里都处于稳定状态。

The analysis results show that this optical readout system could be used at the cryogenic temperature for angular position detection of the spin axis .

分析结果表明，此光学读取系统可用于液氦温区下测量超导球转子的极轴偏角。

Low-error gyroscope spin axis bearings often contain insufficient lubricant quantity to form full EHD films .

低误差的陀螺仪旋转轴轴承所使用的润滑油往往用量不足，不能形成足够的EHD油膜。

Determination 0f the spin axis of Comet Hale-Bopp

Hale-Bopp彗星自转轴指向的确定

For continuous rotary scheme based on differential RLG , the swash of spin axis is the main error , and the north finding accuracy becomes lower when the platform rotates faster .

四频激光陀螺连续旋转方案的主要误差源是旋转轴的晃动，且转台的转速越高精度越低。

Lack of orthogonality between a suspension ( or centering ) axis and the spin axis will then result in a drift-producing torque exerted on the gimbal .

悬挂轴和自转轴间的不垂直度将引起产生漂移作用在框架上的力矩。

ESG strapdown system attitude initial alignment , which computes carrier 's attitude an-gles from the direction cosines between rotor spin axis and shell frame measured by gyro sensors and the accelerometers output information , is different from that of rate gyro .

与速率陀螺相比，静电陀螺捷联系统姿态初始对准有其相应的特点，通过陀螺传感器敏感转子极轴与壳体座标系之间的方向余弦和加速度计的输出信息获取载体的姿态角。

With the observed images provided by the 1.56m telescope of Shanghai Astronomical Observatory , two independent methods are used to orient the spin axis of comet Hale Bopp . The two sets of results thus obtained coincide with each other . The R.

根据上海天文台1.56米望远镜提供的HaleBopp彗星近核观测资料，利用两种不同的方法对该彗星的自转轴指向进行了测定。

Such nuclei spin on an axis like miniature tops , giving rise to a magnetic moment , which means the nuclei act as if they were bar magnets with a north and south pole .

这种原子核像缩微的陀螺围绕一根轴线自旋，产生磁性，像具有S极和N极的磁铁棒一样。

The spin , sometimes called the negative spin , occurs when the angle of attack of the canopy is increased and one side is stalled causing it to drop almost vertically and spin on its yaw axis .

旋转，有时候叫反向旋转，发生于当伞的攻角增加，而且单侧失速时，引起几乎垂直地下坠，同时绕著它的偏移轴心旋转。