然而，在一个假设的立方体世界里，会有6个正方形表面。 你会朝向这些区域的中心承受向上或向下的重力。
A hypothetical cube world, however, would feature six square faces and you'd only encounter up/down gravity toward the centers of these regions.
结果表明正常复眼由数千小眼集合而成，小眼面为正方形，呈网格状整齐排列，表面清洁饱满，没有任何毛状突起。
The results show that a compound eye is composed of some thousands of ommatidia which present square in shape on the surface and seem grid and very clean and full without any gaily.
编写一个程序计算正方形、球体和圆柱体的表面积和体积。
Write a program to calculate square, sphere and cylinder surface area and volume.
应用推荐