释义 |
small circle
small circle n (Mathematics) a circular section of a sphere that does not contain the centre of the sphere. Compare great circle small circle
small circle Any circle on the surface of a sphere that is not a great circle. It is the circular intersection on a sphere of any plane that does not pass through the center of the sphere.small circle[′smȯl ′sər·kəl] (geodesy) A circle on the surface of the earth, the plane of which does not pass through the earth's center. (mathematics) The intersection of a sphere with a plane that does not pass through the center of the sphere. (navigation) A planned or accomplished route of travel which is generated by the intersection of a sphere and a plane which does not pass through the center of the sphere. small circleA circle on the surface of the sphere (earth) whose plane does not pass through the center of the sphere. All parallels of latitude except the equator are small circles. |