The inventive optical lens can ensure good imaging quality with low cost.
使本发明的光学镜头在保证成像质量优良的同时降低成本。
Purpose: To study 16 row helical CT cardiac imaging quality influence factors.
目的:探讨影响16排螺旋CT心脏冠脉成像质量的因素。
Objective to study 16 row helical ct cardiac imaging quality influence factors.
目的探讨影响16排螺旋CT心脏冠脉成像质量的因素。
In medical ultrasound instruments, transducers direct affect the imaging quality.
在医疗超声设备中,换能器直接影响了超声医学成像质量。
Thus the imaging quality of laser beam is improved after color mixing of optical fiber.
从而能提高激光经光纤混色后的光束成象质量。
The time frequency coupling of the algorithm is neglected, so making imaging quality descend.
但该算法忽略了时频耦合问题,使其成像效果受到了一定的影响。
The speckle imaging quality of space extended objects is limited by photon density in short exposure images.
空间扩展目标斑点成像的质量受到短曝光像中光子密度的限制。
To make all PMTs' gains identical through auto-adjustment is important for ensuring the PET imaging quality.
保持各个光电倍增管的增益一致性对正电子发射断层成像(PET)的质量至为重要。
Objective to explore the factors affecting the DSA imaging quality in the rabbit hepatic intervention experiment.
目的探讨兔肝脏介入实验中DS A图像的影响因素及处理措施。
The beam delivery system is optimized and simulated and its optical path and imaging quality diagrams are plotted.
对导光系统进行了优化和模拟,给出了导光系统的光路图及成像质量图。
Results the medical imaging quality control system could partially solve the problem for quality assurance of PACS.
结果医学影像质量控制系统可以部分解决PACS的质量保证问题。
Methods The medical imaging quality control system used between imaging modality and image acquisition gateway was designed.
方法研究设计用于影像设备和图像采集网关之间的医学影像质量控制系统。
The surface figure precision of the primary mirror in a large aperture telescope is a key factor influencing the imaging quality.
大口径望远镜主镜的面形精度是影响望远镜成像质量的关键因素之一。
Mechanical compensation can ensure the accuracy of the cam, accomplish the image plane stabilization and keep the imaging quality.
采用机械补偿的方法,可以保证凸轮的准确性以使像面稳定,从而保证成像质量。
This paper studies image algorithms and analyses imaging quality of air-borne Synthetic Aperture Radar (SAR) in large squint mode.
文章研究了机载合成孔径雷达(SAR)在大斜视角下的成像算法,并分析了算法的成像性能。
Objective To assess the imaging quality of magnetic resonance cholangiopancreatography(MRCP)for detecting bile duct dis-eases(BDD).
目的评价磁共振胆胰管成像(MRCP)技术在诊断胆管疾病中的应用。
Image Motion Compensation (IMC) has been widely used in aerospace cameras to improve the imaging quality and the resolution of cameras.
航空相机广泛采用像移补偿技术来提高成像质量和相机分辨力。
In this paper a system using CMOS imaging technique is proposed to evaluate quickly the imaging quality of lens on the basis of Fourier Optics.
本论文以傅立叶光学为依据,详细讨论了一种利用CMOS成像对镜头成像质量进行快速评价的系统。
Therefore in this paper, we will deduce the imaging equations of the new system and analyze the impact of optical parameters on imaging quality.
鉴于此,建立内窥式共焦扫描显微术的成像理论和分析系统的光学参数对成像质量的影响将是本文在理论方面的主要工作。
Infrared video image digital processing system is an absolutely necessary circuit for IRFPA detectors, which is extremely important to imaging quality.
红外视频图像数字预处理系统是红外焦平面阵列探测器必备的后处理电路,对成像质量的影响越发重要。
This synchronization control set can improve its imaging quality and its action distance by conveniently adjusting the pulse delay and the pulse width.
这种同步控制装置能方便地通过调整脉冲延时和脉宽来提高系统成像质量和作用距离。
Purpose: to investigate the efficiency of respiratory navigator echo gated coronary MRA and the effects of heart rate and rhythm on its imaging quality.
目的:评价呼吸导航回波触发的冠状动脉mra的效率以及心律和心率对图像质量的影响。
The storage system has many advantages as follows: real-time processing, good imaging quality, high signal to noise ratio, and it can be used repeatedly.
实验表明存储系统具有实时处理,成像质量好,信噪比高和能反复使用等优点。
The scanning sampling density crucial to imaging quality can be deliberately controlled by setting of the driving frequencies as well as fetching duration.
扫描采样率对成像质量至关重要,可通过驱动信号的频率选择和图像采集时间的设定来控制。
The results of computer reconstruction using interference-type holograms give evidence to prove the high resolution and good imaging quality of the method.
采用二维干涉型全息图做了简单模型的水槽试验,由计算机成象的结果证实了多频合成法的高分辨力和良好的成象质量。
Ultrasonic imaging well logging tool satisfies the needs of all kinds of complex situations of casing well through improving imaging quality and resolution.
超声波成像测井仪通过改善成像质量和分辨率,较好地满足了各种套管井复杂情况的需要。
Storage medium with power supply and imaging quality has nothing to do, but with actual use relevant, both will affect the overall cost and continuous use time.
存储介质同电力供应与成像质量无关,但同实际使用有关,两者都会影响总体成本和连续使用时间。
Objective To investigate the difference in imaging quality and X ray dose for plain film of lumbar vertebrae and abdomen when using blue screen or green screen.
目的探讨感蓝、感绿不同的屏片体系,在腰椎和腹部平片上形成影像质量及入射剂量的差异。
Dynamic environment in launching and thermal environment on orbit affect dimension stability of space optical remote sensor, thus declining its imaging quality.
发射过程中的力学环境和在轨运行时的热环境,影响航天光学遥感器的尺寸稳定性,进而影响成像质量。
Dynamic environment in launching and thermal environment on orbit affect dimension stability of space optical remote sensor, thus declining its imaging quality.
发射过程中的力学环境和在轨运行时的热环境,影响航天光学遥感器的尺寸稳定性,进而影响成像质量。
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