Three-dimensional object always rotates around an imaginary line called a rotation axis.
1Along the rotation axis were three long cylindrical chambers six hundred metres wide.
2Right in the centre of the grid, aligned along the rotation axis, was the arkship's spaceport.
3Small chemical rockets flared around its edges, brilliant sulphur-yellow flames pushing the ship in towards the rotation axis.
4Based on a multi-image calibration method, an algorithm to extract the rotation axis of a turn-table has been developed.
5Because the major dust jet remained fixed in orientation, it is evidently aligned near the rotation axis of the nucleus.
6The H atoms of the axially bonded water mol-ecule are incompatible with the fourfold rotation axis and are disordered over two sites.
7Basically, the moment of inertia is a property of an object that depends on the distribution of the mass about the rotation axis.
8His inertial guidance display showed him it was inclined slightly, heading away from the rotation axis, though there was still no appreciable gravity.
9It will carry a robotic arm and two black-and-white cameras as well as instruments to measure Martian seismic activity and the planet's rotation axis.
Translations for rotation axis