The authors show that the hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.

作者证实:单叶双曲面和双曲抛物面是直线曲面.

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Paraboloid antenna is a very important and widely applicated antenna.

摘要面天线是一种非常重要的,且应用广泛的天线.

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These surface forms including sphere, ellipse and paraboloid are commonly used to design the metal wall.

球面, 椭球面,抛物面等是金属幕墙设计中常用的曲面形式.

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A paraboloid grid shell with a diameter of 40 m is used for the parameter study.

索撑网壳是一种新型的空间结构形式,主要应用于大跨度玻璃采光顶结构中.

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In this paper , some new conclusions about the properties of elliptic paraboloid are introduced.

推出椭圆抛物面的几条性质, 得到一些新的结果.

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The authors showthe hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.

单叶双曲面和双曲抛物面是直线曲面.

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In this paper , two properties of paraboloid in the textbook Analytic Geometry is generalized.

摘要将《解析几何》教材中抛物面的两个性质定理推广到更一般的情形.

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This paper explores three ruled surfaces geometry properties about columnar surface, cone surface and hyperbolic paraboloid.

研究建筑上常用的柱状面 、 锥状面和双曲抛物面等不可展直纹曲面的几何性质.

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The utility model comprises a fishbone antenna a ring vibrator, and a double - shaft paraboloid.

它包括鱼骨天线 、 环形振子及双轴抛物面反射器.

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