基本解釋n. 球面度，立體弧度（立體角國際單位制，等于 sterad）同根派生 steradian相關詞英漢例句steradian(a unit of three-dimensional measure) 球面度, 立體孤度(一種三維量單位)a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions. 光通量單位等于一國際燭光照射在距離為一厘米面積為一平方厘米的平面上的光通量。steradian更多例句詞組短語短語steradian detail 立體角度nit steradian 尼特球面度steradian sr 立體角watt per steradian 每球面角度瓦特steradian更多詞組英英字典柯林斯英英字典 an SI unit of solid angle the angle that, having its vertex in the centre of a sphere, cuts off an area of the surface of the sphere equal to the square of the length of the radius ( symbol: sr)steradian劍橋字典steradian柯林斯字典專業(yè)釋義地球科學球面度數(shù)學球面度立體弧度電子、通信與自動控制技術(shù)球面角度立體角計算機科學技術(shù)球面度