| 释义 |
> as lemmasaxis of oscillation axis of a balance: the line upon which it turns. axis of oscillation (of a pendulum, etc.): a horizontal line passing through the centre of the oscillation, and perpendicular to its plane (Hutton 1796). axis of polarization: the central line round which the prismatic rings or curves are arranged. neutral axis (of a girder): the line where there is neither compression nor tension (Brewster).< |