“Nutation (disambiguation)”的意思、由来-开放百科全书

词条

Nutation (disambiguation)

释义

Nutation is a rocking, swaying, or nodding motion in the axis of rotation of a largely axially symmetric object, such as a gyroscope or the Earth (see astronomical nutation).

It may also refer to:

In biology:
- Nutation (botany), bending movements executed by some plant organs
- In human anatomy, movement of the sacrum vis-a-vis the ilia
The same as precession in spacecraft dynamics
Nutation (engineering)

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