| 词汇 | diameter |
| 释义 | diameter noun[ C or U ] uk /daɪˈæm.ɪ.tər/ us /daɪˈæm.ə.t̬ɚ/ (the length of) a straight line that reaches from one point on the edge of a round shape or object, through its centre, to a point on the opposite edge: 直径 The diameter measures twice the radius.直径是半径的两倍。 in diameterThe pond is six feet in diameter.这个池塘的直径为6英尺。 Geometry: parts of geometrical shapes -sided angle axis axisymmetric bulky chord circumference conic corresponding sides hemisphere inclination node perimeter planar plane pole quadrant quadric symmetrical symmetrically diameter | American Dictionarydiameter noun[ C/U ] us/dɑɪˈæm·ɪ·t̬ər/ geometry the distance from one side to the opposite side of a circle, measured by a line passing through the center of the circle: [ C ]We need a pipe with a diameter of about six inches. Examples of diameterdiameter These blocks will be returned after extraction of small diameter cores of tissue for the production of tissue micro-arrays. These figures show that the diameter is likewise insensitive to the unsteady feed-in radius (0, t): a 5% input variation yields around a 1% response. This mode tends to produce droplets of diameters much smaller than that of the jet. The diameter at entrance is 30 mm and diameter at tip is varied as 0, 3, 5, and 10 mm. Subsequently, saltation begins when particles move vertically into the air by a distance of the order of their diameter. The seeds (diameter 1-2 mm) contain a peripheral embryo that forms a ring around the central perisperm. If lizards were on elevated perches, we recorded the diameter of the perch (cm) and height off the ground (m). A glass capsule of 280 -300 mm in diameter was placed in the center of it. To obtain infested fruits, a third instar larva was placed into a small plastic dish (diameter 17 mm, height 11 mm). Erodible fraction is defined as the percentage of soil mass < 0.84 mm diameter, and this parameter has been related to soil wind erodibility. In opening up the torus, the non-circularity of the cross section is assumed small and decreasing to zero with increasing diameter of the torus. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Collocations withdiameterdiameterThese are words often used in combination with diameter. Click on a collocation to see more examples of it. angular diameter To map the receptive field, a small spot of 20 min angulardiameter was used. average diameter The shaft has an average diameter of 90 cm and descends 287 cm from the surface. bore diameter Since the borediameter and the stroke of the actuator were not large enough, the time constant did not change with the position of the piston. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. See all collocations with diameter |
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