axis of symmetry


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axis of symmetry

[′ak·səs əv ′sim·ə·trē]
(mechanics)
An imaginary line about which a geometrical figure is symmetric. Also known as symmetry axis.
References in periodicals archive ?
The most intensified movement of the molten metal macroflows is observed in the case in which only one vortex zone of the force field exists in the volume of the melt of one part of the crucible in relation to the vertical axis of symmetry.
Moreover, after the first snapshot, their values along the axis of symmetry decrease faster close to the bubble front and slower toward the other end.
3) The elements of an encodement are arranged so that the edges of the facsimile element which are nearer to the observer are close to the axis of symmetry of the encodement.
The solution to this problem is to move the feed laterally off the axis of symmetry while also moving it away from the reflector This technique yields good near-field focusing at a distance of 1 m from the aperture.
Their better-known cousins, the membrane channels that transduce chemical or electrical stimuli, fall into three basic building plans: arrangements of four, five, or six subunits with a central axis of symmetry forming an aqueous passageway through the lipid bilayer of the cell membrane - the channel pore.
The thermocouples are arranged so that the three junctions lie as closely as possible to the axis of symmetry.
The center line or axis of symmetry should also be the parting line so that both halves of the die plate will be exact, mirror images, Figure 5.
Landmark Anatomical Description Landmark 1 The anterior mid axis of symmetry 2,3,4 Anterio-lateral portion 22,23,24 5,6,7,8 Lateral sides of the elytra 18,19,20 9,10,11,12 Posterior-lateral portion 14,15,16,17 13 The posterior mid axis of symmetry
This ellipsoid has a circular cross section on the y-z plane and an axis of symmetry in x.
Velocity y-component gains maximum values of ~4 m/s on the axis of symmetry and near it above the wire.
After tracing the axis of symmetry zones from 5 to 5mm areas were scored on crystal axis and the Martens hardness test was made in the points scored, with loading in the full cycle.
Measurements were carried out in vertical direction in two points 1 B and 2B, located on longitudinal axis of symmetry OX of the swinging table at a distance L from each other in such way that point 2B to be as close as possible to technological axis of the MCCB strand (see Figure 2).