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- The first sub-result is calculated by applying the FDK algorithm to the projection data acquired by a single circular orbit scan. 该重建算法由两部分重建结果叠加而成,第1部分结果首先采用FDK算法通过对单圆扫描的投影数据进行重建来获得;
- single circular orbit 单圆轨迹
- We have already worked out the conditions for a circular orbit. 我们已经算出了圆轨道的条件。
- The concept of a single circular frequency breaks down in certain instances. 在某些情况下，单一的圆周频率的概念就行不通了。
- The engine operated for 63 seconds. The elliptical orbit was changed to a near circular orbit. 飞船变轨,变轨发动机工作了63秒,使原来的椭圆形接近圆形。
- As another example the center of mass of the earth and moon moves in an approximately circular orbit around the sun. 作为另一个例子，地球和月亮的质心就是在一个绕太阳的近似的圆轨道上运行。
- The results are compared with that of single circular shoal.The phenomenon of evanescent wave is found. 并与单圆形浅滩的波浪折射绕射进行了比较，进而对多圆形浅滩进行数值模拟，从中模拟了陷波现象。
- If you are on an unstable circular orbit, then a tiny burst on your maneuvering thrusters will send you into the black hole, or off into outer space. 如果你驾驶飞船在黄色区域中运动，你的发动机哪怕只做出一点微小的喷射，都会使你掉入黑洞中，或是把你甩到外面的绿色区域中去。
- Modal analysis is introduced into flow-induced vibration, and response model of single circular column in crossflow is given. 本文将模态分析法引入到流体诱发振动问题的研究中,给出了横流中圆柱结构的响应模型。
- Anlysis shows that the scan field of view along the horizon can be improved no less than 80% compared with cone-beam 3D-CT based on FDK and circular orbit scan mode. 分析表明,其水平方向的有效扫描视野比基于FDK的圆轨道锥束扫描三维CT提高了80%25以上。
- FDK-type three dimensional computed tomography(3D-CT) with circular orbit based on FPD can execute inspection rapidly,but its imaging quality can not reach that of 2D-CT. 基于FPD的圆轨道FDK型三维计算机层析成像技术(Computed Tomography,3D-CT)检测速度快,但成像质量不及2D-CT。
- The DNA of most Bacteria is found in a single circular chromosome and is distributed throughout the cytoplasm rather than contained within a membrane-enclosed nucleus. 许多细菌的去氧核糖核酸(DNA)可见于单个圆形染色体,并且分布在整个细胞质中,而不是封闭的膜核内。
- What happens to the precession rate if the orbit around a black hole is made nearly as small as possible, i.e. a slight elongation of the innermost stable circular orbit? 如果将围绕黑洞的轨道调至尽可能的小（即轻微拉长最内层的稳定圆形轨道），对岁差率有何改变？
- Images taken with a ground-based Keck telescope, when combined with existing images taken by Hubble Space Telescope, show that Dysnomia has a nearly circular orbit lasting about 16 days. 地面凯克望远镜拍摄到的影像，与哈勃太空望远镜已经拍摄得到的影像结合，显示了戴丝诺米娅有一个近似圆形轨道，运行轨道一周需要16天。
- single circular knitting machine 单面圆纬机
- Design of reciprocating circular orbit 圆周往复式循环轨道的设计方法
- This article discusses the problem of the energy about the rclativistic Bohr atom with circular orbits of clctrons. 本文讨论了相对论玻尔原子、电子具有圆轨道的能量问题,这一结果是经过仿效非相对论情况获得的。
- single circular cornering cutter 单圆角铣刀
- The planets transferred their random motion to the doomed planetesimals and entered into circular or almost circular orbits. 行星因此把它们随机运动的动量，移转给那些命运悲惨的微行星，而进入近乎圆形的轨道中。
- The letter was written on a single sheet of paper. 这封信只用一张纸写成。
