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radian

音标['reidiәn]

汉语翻译

n. 弧度
【计】 弧度
【化】 弧度
【医】 弧度

radian英语解释

名词 radian:

  1. 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

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