precession
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n. 岁差（等于precession of the equinoxes）；先行；优先
n.
运动；旋进；岁差；
英英释义
precession[ pri'seʃən ]
n.
the motion of a spinning body (as a top) in which it wobbles so that the axis of rotation sweeps out a cone
the act of preceding in time or order or rank (as in a ceremony)
同义词：precedenceprecedency
双语例句
用作名词(n.)
In the third chapter, precession cone semi-angle is discussed.
第三章主要讨论进动锥角的问题。
Spacecraft tracking could look for a similar precession of Mars's orbit.
利用追踪太空船，也可以找寻火星轨道类似的进动。
It goes backward, and is therefore called a precession.
它有前向后推，因此称做一个岁差。
He then accounts for the precession of the equinoxes.
然后他解释分点岁差。
权威例句
Gyromagnetic precession oscillatorLarmor precession and the traversal time for tunneling
Resonant spin-flavor precession of solar and supernova neutrinos.
Precession of the Polarization of Particles Moving in a Homogeneous Electromagnetic Field
Spin-induced orbital precession and its modulation of the gravitational waveforms from merging binaries
Least-squares refinement of unit-cell parameters from precession photographs
Modeling of nutation and precession: New nutation series for nonrigid Earth and insights into the Earth's interior
Optimization of a dual echo in the steady state (DESS) free-precession sequence for imaging cartilage
Cine MR angiography of the heart with segmented true fast imaging with steady-state precession
MR evaluation of ventricular function: true fast imaging with steady-state precession versus fast low-angle shot cine MR imaging: fe...
precession (n.)
1590s, from Late Latin praecissionem (nominative praecissio) "a coming before," from past participle stem of Latin praecedere "to go before" (see precede). Originally used in reference to calculations of the equinoxes, which come slightly earlier each year.
1. Another characteristic of sun-earth system is the gradual precession of the equinoxes and solstices along the orbit.
日地系统的另一个特点是二分点和二至点沿轨道逐渐运动。
-- 来源 -- 英汉 - 辞典例句
2. This gyroscopic motion is called precession.
此陀螺运动叫做进动。
-- 来源 -- 英汉 - 辞典例句
3. 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。
-- 来源 -- 英汉 - 辞典例句
4. precession and nutation
岁差和章动
-- 来源 -- 英汉 - 短句参考
5. 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。
-- 来源 -- 英汉 - 辞典例句
6. The so-called lunisolar precession is caused by the inequality of the moments of inertia of the earth.
所谓日月岁差，是由于地球转动惯量的不相等造成的。
-- 来源 -- 英汉 - 辞典例句
7. He then accounts for the precession of the equinoxes.
然后他解释分点岁差。
-- 来源 -- 英汉 - 辞典例句
8. the precession of the equinoxes
分点岁差
-- 来源 -- 英汉 - 辞典例句
9. 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。
-- 来源 -- 英汉 - 辞典例句
10. annual precession
周年岁差
-- 来源 -- 英汉 - 短句参考
precession
