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diameter |
Also found in: Medical, Legal, Wikipedia, Hutchinson | 0.03 sec. |
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diameter a. a straight line connecting the centre of a geometric figure, esp a circle or sphere, with two points on the perimeter or surface b. the length of such a line diameter [dī′am·əd·ər] (mathematics) A line segment which passes through the center of a circle, and whose end points lie on the circle. The length of such a line. For a conic, any straight line that passes through the midpoints of all the chords of the conic that are parallel to a given chord. For a set, the smallest number that is greater than or equal to the distance between every pair of points of the set.
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| Inside a battery-operated, circuit-sensing board transmits the rock's location as it falls from the six-inch diametre borehole in-to the ore chambers. Ce programme permet de tenir compte de la composition magmatique, du diametre et de la longueur du conduit ainsi que de la temperature et de la pression initiales a la base du conduit, dans le calcul du gradient de pression dans un conduit de lumiere constante, de l'enthalpie du magma, de la viscosite du melange des composantes magmavolatiles sous des conditions P-T definies, de la profondeur de fragmentation ou le volume du gaz fractionne atteint 75 % ([v. They are actually microtubes with an inner diametre of less than 1 millimetre twining around lateral pipes. |
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