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
- An example is periodic motion, such as the precession of a particle with intrinsic spin and magnetic moment in a constant magnetic field.
一个例子是周期运动，如一个带有自旋和磁矩的粒子在恒定磁场中的进动。 - 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。 - To study the problems of decoupling and eliminating precession for zero-momentum reaction wheel system, a new method to eliminate precession was put forward.
针对零动量轮卫星控制系统解耦和进动抑制问题，提出了一种新的进动抑制方案。 - That gives you the frequency of the precession.
从而得到了旋进的运动频率。 - It goes backward, and is therefore called a precession.
它有前向后推，因此称做一个岁差。 - Three orbital elements of the Earth: precession, declination and eccentricity, and Milankovitch theory are introduced briefly.
本文简介了黄赤交角、偏心率、岁差等地球轨道三要素和米兰柯维奇理论。 - To move inor be subjected to precession.
产生进动向前运动或被驱向前。 - 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 tilting of the gyro continues until the erection torque balances the torque producing the precession.
陀螺继续倾斜直至修正力矩与产生进动的力矩平衡。 - 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。