After many debugs, we find the result of the spatial focusing is good, but, because of the large noisy signals, the time focusing process is hard to debug.
发现束流的空间聚焦调试结果较好，但时间聚焦的调试由于存在较大的噪声信号，因而很难进行。
At last, we introduce the simulation calculation about the spatial focusing and the time focusing of the slow positron beams and the debug of the corresponding subsystems.
最后介绍了慢正电子束流空间聚焦和时间聚焦的模拟计算以及相应的装置调试。
A double focusing, non spatial dispersion magnet design has been suggested to substitute the achromatic principle for improving the beam characteristics on target of the medical accelerator.
本文提出以双聚焦、无空间色散的设计原则，来代替常用的全消色差设计原则，使医用电子直线加速器的偏转磁铁能够具有更好的特性。
With a cylindrical lens focusing the pulsed laser, a high spatial resolution photoacoustic detection of proteins in polyacrylamide gel is demonstrated.
采用柱面透镜聚集脉冲激光。实现了蛋向质的聚丙烯酰胺凝胶电泳谱的高空间分辨率光声测定。
Relaying and spatial filtering on beam propagation are required in order to overcome self-focusing damage.
为了克服自聚焦造成的破坏要求在光束传播中采用中继成像和空间滤波。
Therefore, in Changping District of Beijing as an example, focusing on the optimization of spatial distribution of rural settlements and intensive land use patterns.
因此，本文以北京市昌平区为例，着重探讨农村居民点空间布局优化与集约用地模式。
Photorefractive (PR) spatial solitons form when the self-focusing of a light beam inside the PR material exactly balances the diffraction of the beam.
光折变空间光孤子是指当光折变材料的自聚焦效应与光束的衍射发散作用相平衡时，在介质内无衍射向前传播的光束。
Our research work is an important part of the project, focusing on the research and implementation of optimized layout of spatial objects and automatically generating of 3d scenes.
本课题是其中的一个重要部分，着眼于对三维空间中多实体的优化摆放及其三维场景的自动生成的研究与实现。
The principle of the time reversal processing and its spatial and time focusing are studied.
利用传输矩阵分析了迭代时反处理的收敛性和时反算子分解方法的原理。
Our research work is an important part of the project, focusing on the research and implementation of optimized layout of spatial obj.
本课题是其中的一个重要部分，着眼于对三维空间中多实体的优化摆放及其三维场景的自动生成的研究与实现。
Time reversal is a unique self-focusing technique for spatial and temporal focusing of sound in unknown environments.
【中英文摘要】时反法是一种新颖的自适应聚焦技术，它可以使声信号在未知环境下实现时空聚焦。
Time reversal is a unique self-focusing technique for spatial and temporal focusing of sound in unknown environments.
【中英文摘要】时反法是一种新颖的自适应聚焦技术，它可以使声信号在未知环境下实现时空聚焦。
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