结果表明，当球体半径较小时，两者有明显差异。
The less the spherical radius is , the more different the results is.
使用等距离匹配算法计算相机的焦距，以相机焦距作为球体半径，将照片图像投影至球面上。
The focal length of camera is estimated efficiently by using the algorithm of equidistant matching, images are warped to the surface of sphere whose radius equals to the focal length of camera.
讨论了球体半径和天线长度对图形的影响、场结构对地面站天线的要求、以及球体与柱体上天线辐射图形的差异。
The effect of sphere radius and antenna length on the patterns, the requirements for earth station antenna as concerned with the field structures and, finally, the difference bet…
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