precession

英 [prɪˈsɛʃən]

美 [priˈsɛʃən]

网络  进动性; 运动; 歳差運動; 进动; 旋进

化学

COCA.28486

英英释义

noun

• the act of preceding in time or order or rank (as in a ceremony)
  Synonym:precedenceprecedency
• 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

• Spin precession and NMR.
  自旋的进动与核磁共振（NMR）。
• 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。
• 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
• 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。
• He then accounts for the precession of the equinoxes.
  然后他解释分点岁差。
• It is due to a phenomenon called the precession of the equinoxes.
  这是由于岁差现象所导致。
• 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。
• Unitary time evolution as precession among these states.
  处于这些态中进动的么正时间演化。
• 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；
• 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。