球冠（spherical crown）是指一个球面被平面所截后剩下的曲面。截得的圆面是底，垂直于圆面的直径被截得的部分是高。也可看作圆弧绕过它的一个端点的圆的直径旋转一周得到的面。
英格兰足球冠军联赛 Football League Championship ; Coca-Cola Football League Championship
网球冠军 Tennis Champions ; Tennis Champs
欧洲篮球冠军杯 European Champions' Cup
球冠圆板式橡胶支座 TCYB
世界台球冠军赛 World Championship Pool
颠球冠军 Kickerinho ; Kickerinho World
冰球冠军 Hockey Winner
撞球冠军赛 Championship Pool
斯诺克台球冠军赛 World Championship Snooker
现在来求下被切出的球冠的体积，我们用球坐标来求。
And now, we're going to try to find the volume of that spherical cap again but using spherical coordinates instead.
展馆位于B片区主题馆内，展示空间主要是两条对称的螺旋状坡道，参观者可以在其顶端俯瞰直径达 32米的巨型球冠。
The pavilion is located in the Theme Pavilion building in Zone B. The top of two parallel spiral ramps offers a good view of a 32-meter-diameter globe.
展馆位于B片区主题馆内，展示空间主要是两条对称的螺旋状坡道，参观者可以在其顶端俯瞰直径达 32米的巨型球冠。
The pavilion is located in the Theme Pavilion building in Zone B. The top of two parallel spiral ramps offers a good view of a 32-meter- diameter globe.
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