字典網>> 英漢字典>> R開頭詞條>>radian的意思

radian

音標['reidi?n] 讀音

漢語翻譯


n. 弧度
【計】 弧度
【化】 弧度
【醫】 弧度

英文解釋:

名詞 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)
    同義詞:rad

詳細解釋:


ra.di.an

n.Abbr. radMathematics (名詞)縮寫 rad【數學】
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:平面角的一種衡量單位,其大小為長度等於半徑的弧對的圓心角,弧度角約等於57=7&S{¢}44.'"參見 measurement

來源:
radi(us)
radi(us)
-an
-an

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