金属伪影的校正已成为CT技术中的研究难点和热点。
Correction method of metal artifacts has become the hot and difficult issue of ct technique.
空间数据的不确定性是当前GIS领域的研究难点之一。
Uncertainty of spatial data is one of the current research issues in GIS domain.
其次分析了我国城市色彩普遍存在的问题、误区及城市色彩规划的研究难点。
Then the article analyzes the common problems of urban color and the difficult of urban color planning.
那么提高板形板厚综合系统的控制水平，就成了一个重要的研究难点和研究热点。
Therefore how to increase the control level of the flatness and gauge complex system has become hotspot and hard pot of related study.
最后，在介绍国内外堆浸技术研究进展的基础上，重点阐述了堆浸理论的研究难点。
Finally, based on introduction of heap leaching technology at home and abroad, research difficulties of heap leaching theory are emphasized.
由于网络分组调度策略有着多方面性能的要求，如何同时满足多个性能目标是当前的研究难点。
Because the packet scheduling strategy has multiple performance objects, how to reach multiple objects simultaneously is a difficult problem.
天空的建模和渲染是计算机图形学领域的一个研究难点，对其研究有着重要的现实和理论意义。
The modeling and rendering of sky are difficult problems in computer graphics, it is very useful to theory study.
工艺决策建模是CAPP开发工具的研究难点，亦是开发工具走向实用化和商品化的瓶颈所在。
Process decision modeling has been a huge difficulty in constructing CAPP development platforms all the time, and also a bottleneck hampering pragmatization and commercialization of CAPP.
通过这个模型的研究可知，当前通用数据库操作技术的研究难点在于综合应用不同数据库的特性。
As we can know, the present research on general database operation technical is difficult in comprehensively applying in database with different characteristic.
在空间充放电效应地面模拟试验研究中，作为模拟源的发散型电子枪的设计和应用是研究难点之一。
In ground study, the design and utilization of dispersive electron guns as simulation sources is a challenging job.
对于生物传感器未来的应用前景，根据当前生物与信息技术研究难点的实际情况，给出了客观的估计。
As for its potential use in near further, author gives an objective preview based on current situation of both biological and information technology.
柔顺性触觉再现的研究难点主要集中在对触觉机理了解不深入、动态的感知过程、装置性能有限等方面。
The difficulties of compliance haptic display are mainly focused on three aspects:not deeply understanding the haptic mechanism, dynamic apperceiving progress and limitation of the device performance.
区间数判断矩阵的一致性问题一直是不确定性层次分析法(ahp)的研究难点，至今仍没有一个统一而且规范的定义。
The consistency of the interval number judgement matrix is a difficult problem in the study of the uncertain Analytic Hierarchy Process (AHP), and it still has not a normative definition by far.
在总结各研究成果的基础上，明确了该路面所面临的研究难点，并指出排水性沥青路面的后期维修和养护也应成为今后研究工作的重点。
On the base of the summarization of research results, it points out the issues of this research, and emphasizes the maintenance in the future research work.
在诈骗罪的客观要件方面，虚构事实隐瞒真相这一构成诈骗罪的核心行为是研究中的难点。
In the objective elements of the fraud, the fictional facts and concealing the true behavior are the core of the difficulties of the study.
分析表明对流层延迟的湿分量在时间和空间上变化较快，占对流层延迟量10%左右的湿分量是研究的难点。
The analysis showed that the wet component which comprise of 10% of troposphere delay varies quickly in temporal and space and is a studying difficulty of troposphere delay.
这次研究的难点是一半的人会收到Eric的感谢信而另一半得到的是简单的回复。
The twist is that half of them got a thankful reply from Eric and the other half a neutral reply.
在导言中，作者介绍了研究希伯来法的难点和希伯来法的特征，有助于人们理解后面正文的内容。
In the Introduction, the author presents the characteristics of Hebrew Law and the difficulties encountered in research, which could be helpful in understanding the contents of the dissertation.
核电站堆芯多循环换料设计最优化是燃料管理研究中的一个难点。
Multi-cycle refueling design optimization in nuclear plant is a complex problem in fuel management research.
测程法噪声统计特性的自适应估计问题是机器人定位研究的难点。
Adaptive estimation of the statistic character of odometric noises is a difficult problem for localization.
如何对拥塞控制进行优化也就变成当前研究的热点和难点。
How to optimize the congestion control becomes a focus in current research.
非线性非平衡系统是复杂性研究的难点所在。
Problems from nonlinear non-equilibrium systems are the hardest for the complexity research.
内燃机的状态检测与故障诊断成为机械设备诊断与状态检测技术研究的热点与难点。
The state detection and fault diagnosis of internal-combustion engine becomes hotspot and nodus on research of engine equipment diagnosis and state detection technology.
停车需求预测与管理是城市静态交通研究的重点和难点。
Parking demand forecasting and management are both emphasis and difficulty of static traffic research.
确定此系统的内部边界条件成为发动机传热研究的难点。
How to confirm the internal boundary condition is a difficulty for above fluid-solid coupling heat transfer system.
高等级道路和铁路的工后沉降一直是理论界和工程界关心与研究的难点问题。
The later construction settlement of high way and railway is the difficult problem studied in theory and engineering circles.
地面效应是汽车空气动力学研究的主要难点之一。
The ground effect is one of the main difficulties in road vehicle aerodynamics.
如何动态表现这种演变，一直是地貌模型研究的难点之一。
How to dynamically display the development is one of the difficulties of the geomorphic model study.
如何动态表现这种演变，一直是地貌模型研究的难点之一。
How to dynamically display the development is one of the difficulties of the geomorphic model study.
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