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- A novel monofilar spiral antenna for ground station in satellite communications is studied,which forms a tilted fan beam and is excited through a helical wire and fed by a coaxial line. 研究了一种应用于卫星通信地面站的新型单臂平面螺旋天线,该天线采用圆柱螺旋激励同轴线馈电,可以形成倾斜的波束,通过改变圆柱螺旋的参数可以调整其输入阻抗以达到阻抗匹配的目的。
- tilted fan beam 倾斜波束
- Filter back projection (FBP) reconstruction algorithm is adopted by fan beam industrial CT systems. 扇束工业CT系统普遍采用滤波反投影 (FBP)重构算法。
- Comparing with the image-based method, the method based on fan beam projections have better real-time and lower detecting cost due to its needlessness of image reconstruction. 相比于基于图像重建的方法,本文提出的方法不需要进行图像重建,因此具有更好的实时监控性和更低的监控成本,具有一定的现实意义。
- Study of OSEM with Different Subsets in Fan Beam Reconstruction 扇束图像重建中OSEM算法及子集划分的研究
- CT Image Reconstruction Algorithm from Fan Beam Scans 用于CT扇形束扫描图象重建的一种数学方法
- Gasoline drained slowly from the tilted can. 煤油慢慢从倾斜的油罐里流出来
- The factory is now going full tilt. 这家工厂现在正全速发展。
- The infatuated fan stalked the celebrity. 那位着了迷的崇拜者追踪这位名人。
- The car ran full tilt into a tree. 汽车猛地撞在树上。
- She glanced shyly at him from behind her fan. 她羞怯地从她的扇子后面看了他一眼。
- The knights tilted at each other on horseback. 骑士们骑马持矛相互冲刺。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- He drove full tilt intothe lamppost. 他车开得飞快,撞上了路灯柱。
- I'm a secret fan of soap operas on TV. 我从不声张我是电视连续剧迷。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- His answer was right on the beam. 他的答案完全正确。
- Don't tilt your chair or you'll fall over! 别翘椅子,不然你就摔倒了!
- The two writers have a number of tilt in print. 这两位作家写过一些文章互相攻击。
- Study of the millimeter wave linear array with fan beam of inclined angle 毫米波段斜扇形波束裂缝阵天线的研究