precession

美 [priˈsɛʃən]英 [prɪˈsɛʃən]
  • 网络进动;旋进;运动;进动性
precessionprecession

noun

1
the act of preceding in time or order or rank (as in a ceremony)
Synonym: precedence precedency
2
the motion of a spinning body (as a top) in which it wobbles so that the axis of rotation sweeps out a cone

数据来源:WordNet

  1. Another test , involving the precession of a gyroscope in a satellite circling the earth , is scheduled for the 1970s .

    七十年代还安排了另一实验,它包括绕地球旋转的卫星中的陀螺进动性试验。

  2. The frequency of the RLG is researched , the formation of the four-wave pattern and the different pick-off circuits are described , and the precession of the circumferential wave pattern is analysed .

    推导了半球谐振子四波腹振型的形成,同时分析半球谐振子环向振型的进动性,说明了不同的拾振原理。

  3. Study on Space Precession and Vibration Characteristic of High-Speed Rotary Shaft

    高速转轴的空间进动及振动特征研究

  4. A Study on Precession Period Extraction Method of Ballistic Targets

    弹道类目标进动周期特征提取方法研究

  5. Reducing Vibration of Precession Type Rotating Machine by Modulation of Rotation Speed Ratio

    进动式旋转机械的转速比对消振的作用

  6. Experimental demonstration and analysis of precession magnetic moment of circumfluence of current

    纵驻波的计算机演示与分析环电流磁矩进动的演示与分析

  7. The efficiency analysis that the means of production 's price index is taken for precession indicator

    对生产资料价格指数作为先行指标的有效性分析

  8. Theta phase precession enhancing memory of place sequence in single trial learning

    θ相移在单次学习过程中促进神经网络对空间位置顺序记忆的研究

  9. Controversy over the Theory of Precession in Late Ming and Early Qing China

    明清之际中国天文学关于岁差理论之争议与解释

  10. Radar Imaging Method of Revolution Warhead Based on Precession

    基于进动的旋转对称弹头雷达成像方法

  11. Stress Analysis of High-Speed Rotating Body with Precession

    有进动的高速旋转体的应力分析

  12. The precession expressions of the new system of astronomical constants

    新天文常数系统的岁差公式

  13. Unitary time evolution as precession among these states .

    处于这些态中进动的么正时间演化。

  14. Precession response analysis of thin rotating circular cylindrical shell considering geometric nonlinearity

    考虑几何非线性的旋转薄壁圆柱壳进动响应分析

  15. It goes backward , and is therefore called a precession .

    它有前向后推,因此称做一个岁差。

  16. There is a third movement the hypothesis covers called precession .

    假说还包括了第三种名为“旋式推进”运动。

  17. At one time , it is proved that the expression of precession is independent of Earth model .

    同时还证明了岁差表达式与地球模型无关。

  18. The Orbit Precession Effect in The Mass Quadrupole Moment Field

    质量四极矩场中的轨道进动效应

  19. And now you will see an instantaneous increase in the precession frequency .

    你们能看到旋进频率的,瞬间上升。

  20. As improving of manufacturing technology , high precession and efficiency of WEDM is needed .

    随着制造技术的提升,要求电火花线切割机床具有高精度、高效率。

  21. A selecting method of compensate current for vector proton precession magnetometer

    分量核旋仪补偿电流选定方法的研究

  22. And if I make the torque higher , then the precession frequency will go up .

    如果我使力加大,旋进的频率就会上升。

  23. Can be drived by wind from all directions without precession effect .

    能接受任意风向的驱动,运行时不会产生进动效应;

  24. Nonlinear vibration characteristics of rotating thin-walled circular cylindrical shell with precession of vibration mode

    旋转薄壁圆柱壳振型进动的非线性振动特性

  25. Analysis of observation Error by geomagnetic component proton precession magnetometer

    分量质子旋进磁力仪观测误差分析

  26. Study of orientation techniques by geomagnetic component proton precession magnetometer

    分量质子旋进磁力仪定向方法的研究

  27. That gives you the frequency of the precession .

    从而得到了旋进的运动频率。

  28. Determination and correction for the error of nuclear precession magnetometer

    分量核旋仪分量线圈装置误差的测定与修正方法

  29. The Application of Vortex Precession Flowmeter in the Island Oilfield

    旋进旋涡流量计在埕岛油田的应用

  30. Dynamic behavior of a precession rotor having impact and rub with stopper

    大幅度进动转子与位移限制器碰摩动力行为