solid angle中文什么意思

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The solid angle is this component divided by the square of the length of this line .
立体角就是这个分量除以这条线的长度的平方。
The brightness or luminance of an object is defined as the luminous flux emitted per unit area of the object into unit solid angle .
物体的亮度或发光率定义为物体面积发射到单位立体角内的光通量。
It covers geometrically 86 % of the 4t solid angle and has very low detection thresholds
整个探测器系统轴向对称排列，工作在真空中。
The computational method of integration for solid angle on cross section of the elliptic waveguide
椭圆形波导管中对空间立体角积分的计算方法
The ratio of the flux emitted within the solid angle defined by the beam spread , to the bare lamp flux
由光束角限定的立体角内辐射出的光通量与裸光源光通量之比。