本研究提出了恒定梯度场下磁共振快速成像的方法。
In this study, a new magnetic resonance (MR) fast imaging method in the invariant gradient field is presented.
快速成像序列大大减少运动伪影,两种序列诊断结果没有差别。
Motion artifacts were significantly reduced with the fast sequence, and the final MRI diagnosis did not differ between the two sequences.
本文介绍全焦距成像技术,介绍焦深理论、快速全焦距透镜、快速成像和处理电路。
This paper introduces entire focus imaging technology, including the focus and depth theory, fast entire focus lens, fast imaging technique and signal conditioning circuit.
Lytro的快速摄像,相比之下,将是真正的快速成像,就像拍摄老电影的快照相机。
Lytro's snaps, by contrast, will be truly instantaneous, just like old film-based snapshot cameras.
注射造影剂后快速成像可以提高检测垂体微腺瘤的敏感性,其强化比正常垂体更少些。
Rapid imaging following gadolinium administration increases sensitivity for detecting small microadenomas which enhance less rapidly than the normal pituitary.
仿真结果说明新的成像系统可以快速成像,并且通过增加孔径个数可以提高图像的分辨率。
The simulation result shows that the new imaging system can get an image at a high speed and its image resolution can be improved by increasing apertures of the system.
根据该模型框架,提出了数种快速的光刻模拟算法,包括空间稀疏点和密集点快速成像的算法。
Based on this framework, innovative fast simulation algorithms such as those for sparse point imaging and dense point imaging are developed.
并用软件实现该算法,用于考古用同位素密度成像仪中,实现考古数据的快速成像,指导考古现场工作。
Software is used to realize the algorithm, which is used in the isotope density-imaging device for archaeology, to realize rapid imaging of archaeological data, and conduct work on the site.
根据磁偶源瞬变电磁场与反射地震波的传播规律的相似性,提出了TEM资料拟地震快速成像解释的思路。
According to the similarity between the propagation of magnetic dipole source TEM field and reflected-seismic wave, it is proposed to explain TEM data with the pseudo-seismic interpretation.
理论分析表明,在构造与波速成像中采用高阶差分方法,可以减小频散误差、提高计算效率与计算精度、获得满意的效果。
It is theoretically shown that the application of high-order difference method in structure and velocity images decreases frequency dispersion error, but improves effect and accuracy of computation...
基于有限衍射波束的高帧率超声成像系统能实现快速成像,但由于仅通过一次发射事件成像,信噪比较低,本研究针对该问题提出一种改进方案。
The poor image quality in the high frame rate (HFR) ultrasonic imaging system is due to the fact that only one transmission event is used for constructing images.
Columbus是在地理成像系统和导航工业方面快速成长的玩家。
Columbus is a rapidly growing player in the geographic imaging systems and navigation industry.
Columbus是在地理成像系统和导航工业方面快速成长的玩家。
Columbus is a rapidly growing player in the geographic imaging systems and navigation industry.
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