The'standard' massive flow silos designed with certain half vertex angle was only suitable for a little part of particulate solid.
指出在一定半顶角下设计的“标准”整体流料仓，只适用于很小一部分粉体物料。
The solid angle for a disc source parallel to a disc detector has been determined using a one dimension integral.
本文给出了圆面探测器对圆面源的几何因子的一元积分形式。
A computing method of coefficient matrix is given. For a few special points including singular points, the numerical values of solid Angle of a cylindrical bottom surface open to these special points.
对包含奇异点在内的几个特殊点给出了柱底面对这些点所张立体角的值，并给出了电测井积分方程系数矩阵的计算方法。
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