Cutting the cone at various angles gives you various shapes of ellipse. Until the angle of your cut exceeds the angle of the side of the cone.
从侧面不同角度切割圆锥，你便会得到不同的椭圆，直到你的切割角度超过圆锥体侧边的角度。
Cutting thecone at various angles gives you various shapes of ellipse. Until theangle of your cut exceeds the angle of the side of the cone.
如果你从侧面不同角度切割圆锥，便会有不同样子的椭圆，除非，直到你的切割角度超过圆锥体侧边的角度。
The cost of maintenance is cut down by using alternative energy sources, such as solar cells integrated in the cone-structures supporting the deck.
通过使用替代能源，如太阳能电池集成在锥形结构内支撑露天平台，维护成本也得以削减。
The cost of maintenance is cut down by using alternative energy sources, such as solar cells integrated in the cone-structures supporting the deck.
通过使用替代能源，如太阳能电池集成在锥形结构内支撑露天平台，维护成本也得以削减。
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