球的运动方向与抛出方向关系如何？
What is the direction of the ball in relation to the direction it was thrown?
方向关系描述了对象间的空间顺序关系。
方向关系是GIS中的一个重要的理论问题。
The directional relationship is one of the key theoretical issues in GIS.
空间对象的方向关系模型的研究已经取得了一定的进展。
Progress has been made in the models of directional relations between spatial objects.
提出了一种融入方向关系矩阵模型思想的改进型锥形模型。
A improved cone-shaped model is given in order to improve the old cone-shaped model.
空间方向关系是一类描述空间目标间位置分布的基本空间约束。
Spatial directional relation is one of the basic spatial constraints which represent geometric distribution relations of spatial objects.
在该方法中，首先将空间关系分类为拓扑关系、方向关系和距离关系。
Spatial relations are categorized into three types of relations, namely topological, directional and distance relations.
对空间方向关系的分类等基本问题的研究可望逐步解决其形式化描述模型的建立问题。
The study of the classification about spatial direction relationships may progressively solve the problem of establishing the formal direction relation model.
现在的方向关系模型运用十分粗糙的最小包含矩形或概括为单个的点来表示近似方向关系。
Current models for directions use quite crude approximations in the form of the objects' minimum bounding rectangles or their generalizations to single points.
对空间关系表示的研究主要包括空间拓扑关系、空间方向关系、空间距离关系三大类空间关系表示的研究。
Research on spatial relation representation mainly includes spatial topological relation, spatial cardinal direction relation and spatial distance relation.
方向关系是一类重要的空间关系，它在空间数据建模、空间查询、空间分析、空间推理等过程中起着重要的作用。
Direction is a kind of important spatial relationship, it plays an important role in the process of spatial modeling, spatial query, spatial analyzing and spatial reasoning.
本文采用方向关系矩阵模型进行空间方向关系描述，讨论了空间方向相似性计算方法，提出了复杂情况下的匹配策略。
In this paper, we describe spatial direction relation with direction relation matrix, discuss calculation for spatial directions similarity.
本文采用方向关系矩阵模型进行空间方向关系描述，讨论了空间方向相似性计算方法，提出了复杂情况下的匹配策略。
In this paper, spatial direction relation was described with direction relation matrix, calculation for spatial directions similarity in ordinary instance was discussed.
首先，研究了方向关系的基础理论和现有的方向关系模型，对定量的方向关系模型和定性的方向关系模型进行总结和分析。
Firstly, the basic theory of spatial relations and available models are discussed. There is a summary about quantitative models and qualitative models.
在拓扑关系和方向关系复合推理的基础上，提出了将拓扑和方向结合起来进行拓扑关系定性推理的方法，并取得了一定的成果。
In the foundation of complex reasoning of topological relationship and directional relationship, the paper gave a topological relationship qualitative Reasoning method using topology and direction.
由于方向关系是人们在日常生活中用途最为广泛的空间关系，研究在地图综合中如何有效维护目标间的方向关系具有重要的科学意义。
Because direction relation is the most useful spatial relation in People's Daily life, it is of great importance to research on how to effectively maintain spatial relation among objects.
采用方向关系矩阵模型进行空间方向关系描述，讨论了一般情况下的空间方向相似性计算，提出了基于空间方向相似性的矢量数据匹配算法流程。
In order to make full use of the accumulative huge climatic data, this paper presents a phase space analogy model of short range climatic forecast with multitime series.
这个查询是从一个上下文元素开始的，并遵照相反方向的跟踪关系从而发现更低抽象层的同一水平的元素。
This query starts at a context element and follows all trace relationships in the reverse direction to discover all elements in lower levels of abstraction.
这个查询是从一个上下文元素开始的，并遵照向前方向的即时跟踪关系从而发现更高抽象层的同一水平的元素。
This query starts at a context element and follows all trace relationships in the forward direction to discover all elements in higher levels of abstraction.
在油价不断上涨的背景下，美国入侵伊拉克，克里姆林宫处理尤科斯，这两件事同时发生改变了俄罗斯的方向，并继而改变了它和西方的关系。
America's invasion of Iraq, and the Kremlin's attack on Yukos against the background of a rising oil price, coincided to change Russia's direction and subsequently its relationship with the West.
我们的风险没有明显的变化：我们必须继续把精力放在建立有效的客户关系和快速的使项目沿着正确的方向前进。
Our risks hadn't changed significantly: We had to continue to focus on establishing an effective relationship with the customer and on quickly taking the project in the proper technical direction.
年月日顺序意味着用户在用户组之前复制，该顺序取决于示例用户库中用户到组关系的方向。
The chronological order, meaning that users are replicated before user groups, depends on the direction of the users-to-groups relationship in the sample user repository.
女孩们常常会主动出击，并协调恋爱关系的步伐，流畅性，以及方向。
Women have always made the first move and orchestrated the pace, flow and direction of romantic relationships.
一旦您映射了一个方向的关系，映射工具会自动完成另一个方向的映射。
Once you map the relationship in one direction the mapping tool will automatically complete the mapping in the other direction.
这些要求已经开始关系到由大型公司引导方向的私有行业。
These requirements have already started to cascade into private industry, with large companies leading the way.
如前所述，由于用户到组关系的方向，用户将在用户组之前被复制。
As mentioned before, the users will be replicated prior to the user groups because of the direction of the user-to-groups relationship.
你们的关系中缺乏主导的方向，但你们依然可以共度美妙的时光。
There is a lack of direction that usually prevails, however you can have some wonderful times together.
你们的关系中缺乏主导的方向，但你们依然可以共度美妙的时光。
There is a lack of direction that usually prevails, however you can have some wonderful times together.
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