precession
英 [prɪˈsɛʃən]
美 [priˈsɛʃən]
网络 进动性; 运动; 歳差運動; 进动; 旋进
COCA.28486
英英释义
noun
- the act of preceding in time or order or rank (as in a ceremony)
- the motion of a spinning body (as a top) in which it wobbles so that the axis of rotation sweeps out a cone
双语例句
- Precession is of utmost importance since it causes relatively rapid changes in coordinates d and б.
岁差之所以特别重要是因为它引起坐标d和б比较迅速的变化。 - Unitary time evolution as precession among these states.
处于这些态中进动的么正时间演化。 - I had to apply it all the time and when I stopped the precession stopped.
我必须一直这样，当我停下，旋进也停下了。 - On the Precession of Planets with Action-angle Variables and General M(?) ller Transformation
作用角变量方法研究行星进动和广义M（？）ller变换 - Secondly, canonical transformations, Hamilton-Jacobi theory and action-angle variables were investigated, which made a foundation to study the precession of planets.
其次，我们介绍了经典力学中的正则变换、哈密顿-雅可比理论及作用角变量方法，为后面研究行星进动问题提供了方法。 - According to the precession rule, the integrated drift error model of ESG in ESGM is given.
按照进动规律，最终得到静电陀螺监控器中陀螺仪漂移误差模型的全量形式。 - The sixth chapter made an experiment study upon the fluid oscillation characteristics of vortex precession flowmeter.
论文第六章对旋进旋涡流量计的流体振动特性进行实验研究。 - It goes backward, and is therefore called a precession.
它有前向后推，因此称做一个岁差。 - Precession Trend Analysis and Balancing Strategy for Rotors with Multi-fault
多故障转子进动趋势分析与平衡策略 - The research status and recent progress of the spin wave emitting are reviewed, which is caused by spin-transfer torque and magnetization precession in the nanoscale magnetic multilayer.
回顾了纳米磁多层结构中电流感应自旋矩传输和电流驱动磁化矢量进动引起的自旋波发射等新量子效应的研究现状及发展。