单词：radii
音标：['reidiai] ；
pl. 半径
[医] 半径, 辐射线(解)
[医] 半径, 辐射线(解)
n the length of a line segment between the center and circumference of a circle or sphere
n a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
n a circular region whose area is indicated by the length of its radius
n the outer and slightly shorter of the two bones of the human forearm
n support consisting of a radial member of a wheel joining the hub to the rim
n a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
n a circular region whose area is indicated by the length of its radius
n the outer and slightly shorter of the two bones of the human forearm
n support consisting of a radial member of a wheel joining the hub to the rim
radii的用法和样例：
例句
用作名词(n.)
- A plane figure bounded by two radii and the included arc of a circle.由两个半径和两个半径中间的弧所形成的一个平面形状。
- It is now necessary to introduce a sign convention for radii of curvature.现在必须介绍曲率半径的正负号规则。
词汇搭配
- radius半径范围
- collum radii桡骨颈
- optimum bend radii最佳河弯半径...
- ratio of ionic radii离子半径比
- capitulum radii桡骨小头
单词：radii 相关文章
-Im Chris Kaufman and I here with Justin Kasper, who works at Smithsonian, hes an astrophysicist at the Smithsonian. And he's won a project thats gonna launch a probe at the sun, specifically the Solar Wind Electrons Alphas and Protons investigation,
发表于:2019-01-07 / 阅读(87) / 评论(0)
万花筒2013年
万花筒2013年