radian
音标: ['reidiәn]
radian是什么意思、radian怎么读
n. 弧度\n【计】 弧度\n【化】 弧度\n【医】 弧度
radian汉语翻译
n. 弧度<br>【计】 弧度<br>【化】 弧度<br>【医】 弧度
radian英语解释
名词 radian:
- the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)同义词：rad
radian详细解释
ra.di.an
n.Abbr. radMathematics （名词）缩写 rad【数学】 A unit of angular measure equal to the angle subtended at the center of a circle by an arc equal in length to the radius of the circle, approximately 57=7&S{￠}44.'".See table at measurement 弧度：平面角的一种衡量单位，其大小为长度等于半径的弧对的圆心角，弧度角约等于57=7&S{￠}44.'"参见 measurement
来源：radi(us) radi(us)-an -an