The result of city land quality assessment reveals inner spatial difference of city land.
城市土地质量评价结果揭示城市内部土地质量的空间差异。
It is true that there is temporal and spatial difference for weight and fibre quality of cotton bolls.
棉花生产中棉铃的重量及其纤维品质存在时空上的差异，这是客观事实。
The analysis of geographic formation of soil nutrient spatial difference of basalt plateau was made in the fifth part.
第五部分是玄武岩台地土壤养分空间差异的地理成因分析。
Factor of soil circumstance was an index of rocky desertification type and indicated the spatial difference of lithology.
土壤环境因子表征了石漠化在空间上岩性的差异特征，是石漠化类型的表现指标。
By properly choosing temporal and spatial difference format, correctly dealing with source term and boundary conditions, control equations are discretized over unstructured meshes.
通过对时间和空间差分格式的选取、源项及边界条件的处理，在非结构化网格上对流场控制方程进行了离散。
Precipitation showed the inter-centennial tendency having obvious spatial difference, especially in North China and south of the Yangze River, is opposite to the low frequency change trend.
中国东部降水同样存在数百年的趋势变化，且存在明显的区域差异，特别是华北与江南的低频变化趋势几乎相反。
The author considered that the spatial change in thin-reservoir information less than 1/4 wavelength could be identified by interpretation of spatial difference in dynamic seismic attributes.
作者认为，通过动态地震属性的空间差异解释，可以识别小于1 / 4波长薄储层信息的空间变化。
The evolution of urban spatial structure is a long process, and its Structure have obvious difference in different historical periods.
城市空间结构的演变是一个漫长的过程，在不同的历史时期，其形态结构具有明显的区别。
The acoustical wave equation is presented a serial spatial and time iterative equations and room acoustics field is simulated using finite difference time domain method.
时域有限差分法将声波基本方程表示为一个时间和空间的迭代方程组，实现对室内声场中低频段的模拟计算。
This paper introduces video segmentation of temporal segmentation and spatial segmentation, presents a video object segmentation algorithm based on multi-frames difference.
文章介绍了基于内容的时域及空域视频分割技术，提出了一种基于多帧差异的视频对象分割算法。
Procreation characteristics decide the difference spatial pattern between those two species in small classes and the degree of aggregation of C.
生殖特征决定了明党参和峨参在小区组上分布规律的差异，结果导致明党参的聚集程度远远不及峨参。
Due to the difference in culture and experience between East and West, the systems of spatial metaphors applied by the English language and the Chinese language are not the same with one another.
由于东西方民族的实践经验和文化经验不尽相同，英语和汉语使用的空间隐喻系统并不完全一样。
We find that there is an essential difference between mutually-trapping beams and the rigorous vector spatial soliton.
结果发现“互陷”传输的光束与严格意义的矢量空间孤子之间存在本质的不同。
In addition, taking spatial information into account, two statistical features were presented: local matching degree and local Max average difference.
另外，为了考察图像的空域信息，本文提出了两个统计特征：局部匹配度特征和局部最大平均差分特征。
Using by the method of Difference Analyze and the theory of Regression Analyze, the analyzed the spatial characteristic of vegetation change in arid land.
在差值分析和回归理论的支持下，分析了干旱区植被变化的空间特征；
The range, speed of land utilization quantity change and regional difference, space difference of land utilization spatial change were posted.
揭示了该地区土地利用数量变化的幅度、速度以及空间变化的区域差异、结构差异等特征。
The spatial flux terms are discretized by using central difference scheme and the time integration is performed by using explicit scheme in the flow solver.
流场求解时采用中心差分的有限体积方法对空间通量项进行离散，采用显式推进方法进行时间方向的积分。
The spatial field FE discrete method of the virtual work equation and the time field central difference discrete method of the FE equation in the dynamic explicit method are described in detail.
详细分析了动力显式算法中虚功方程的空间域有限元离散方法和有限元方程的时间域中心差分离散方法。
Then, every frame is mapped from spatial domain to statistical domain incorporating the factors such as the difference image from the consecutive frames and the prior distribution of a pixel density.
然后，结合图像帧间的差分信息以及灰度分布的先验概率等因素将图像从空间域映射至统计域。
The geographical spatial reasoning can mine and express implicative information, to reduce this difference degree and raise cognition effect.
而地理空间推理可以将隐含信息挖掘并表达，降低这种差异程度，提高认知效果。
Unsymmetrical weighted spatial smoothing difference (UWSSD) algorithm, a new method for the DOA estimation of coherent sources is proposed.
提出了相干信源DOA估计的非对称加权空间平滑差分(UWSSD)算法。
Then the article discusses forward modeling based on acoustic wave higher difference, then analyzes numerical dispersion including time and spatial dispersion and presents its stability conditions.
接着，简要介绍了基于声波高阶差分的多次波正演模拟方法，分析了这种方法的数值频散问题，包括时间和空间频散，同时给出了它的稳定性条件。
Then the spatial audio parameter ILD(Interaural Level Difference)is used to reconstruct the spatial sound field for each listener based on the theory of spatial audio object coding.
首先，根据虚拟会议的特点给出了合成会议音频的方法；然后，根据空间音频对象编码的原理，使用空间音频参数双耳声级差针对每个听者重建其空间声场。
County economic difference has spatial characteristic, because space is its inherent attribute.
空间是县域的固有属性，县域经济差异也就必然具有空间分异特征。
The difference of the products resulted in a growing dispersing spatial distribution of the automotive industry.
产品差异导致汽车产业的空间分散成为可能。
Due to the difference of the applied domain, the software platform and the methods by which the spatial was collected, data format transformation is barely avoided.
应用领域的不同、系统开发软件平台的不同以及数据源采集方式的不同，往往需要将数据进行格式转换以满足特定的需要。
The time and spatial effects of excavation considering the variation of water head difference between the inside and the outside of a foundation pit were then investigated.
研究了考虑坑内外水头差变化时的基坑工程时间效应和空间效应，并与不考虑坑内外水头差变化的情况进行了对比。
Finally, according to the definition of difference, this article judges the imperceptibility of watermark algorithm for the GIS vector data through the operation of spatial analysis.
最后，本文从差异性定义出发，通过空间分析操作，判断面向GIS矢量数据水印系统的不可感知性。
A novel variable coefficient spatial filter is designed, which could effectively enhance the background difference image.
本文还设计了一种新的变系数空域滤波器，该滤波器能有效地对背景差图像进行显著增强。
A novel variable coefficient spatial filter is designed, which could effectively enhance the background difference image.
本文还设计了一种新的变系数空域滤波器，该滤波器能有效地对背景差图像进行显著增强。
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