| 1. | 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。 |
| 2. | Structure design of one kind of auto - folding paraboloid antenna 一种自动折叠抛物面天线结构设计 |
| 3. | Off - axis paraboloids and ellipsoids mirrors 椭圆面镜 |
| 4. | Spherical aberration analysis of refraction imaging for paraboloid and sphere 抛物面与球面折射成像的球差分析 |
| 5. | Design and implment of circumarotate controller of measering paraboloid antenna 面天线测量转台控制器的设计与实现 |
| 6. | Paraboloid hyperholoid mirror 抛物面双曲面镜 |
| 7. | Cut paraboloid reflector 截抛物面反射器 |
| 8. | 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。 |
| 9. | The technical specification of radiation pattern envelope for paraboloid antenna used in microwave relay communication systems 微波接力通信系统抛物面天线辐射图包络的技术要求 |
| 10. | An intelligent paraboloid truss antenna is designed and its dynamic model is presented by means of finite element method 摘要设计了一个智能抛物面桁架天线,采用有限元方法得到了它的动力学模型。 |