查询词典 rectangular cartesian coordinate system

As the application, we obtain an upper bound of the Hausdorff measure for the Cartesian product set of the middle-third Cantor set with itself.

采用这种方法，本文得到三分Cantor集自乘积集的Hausdorff测度的一个上界。

Rationale --------- A cartesian product should be avoided whenever possible because it is an expensive operation and might produce a large amount of data.

最后导致问题的根本原因：由于迪卡尔积是一个会产生很大数据量的消耗资源的操作，所以需要尽量避免迪卡尔积操作。

In this chapter, we give out the definitionsof Cartesian product, composition, union and join for two L-graphs, which aregeneralization of the corresponding operations in graph, and the necessary conditionsthat a partial L-subgraph of these operations can be obtained by the same operationfor some partial L-subgraph of the given two L-graphs are investigated.

本章定义了两个L-图的笛卡尔积运算、合成运算、并运算和联运算(它们是图中相应运算的推广)，并研究了这些运算的部分L-子图可以由这两个L-图的部分L-子图通过相应的运算生成所需要的条件。

A database engine can make very strong assumptions about first constrain ing the heavily indexed dimension tables, and then attacking the fact table all at once with the Cartesian product of the dimension table keys satisfying the user's constraints.

数据库引擎会对具有约束并大量索引的维度表做假设，然后使用满足用户条件的维度表的主键与事实表做笛卡尔积。

Cartesian product of paths,balanced mapping,edge difference set

中文关键词：道路直积图，平衡映射，边差集

Given a Cartesian space, one can compute the distance between any two points i and j .

提供笛卡尔的空间，能计算在任何的二点 i 和 j 之间的距离。

On the other side, there is some conformity between them, such as trajectory planning in Cartesian space.

从另一方面来看，空间机器人与地面机器人也有一些相同之处，如笛卡尔空间的轨迹规划问题等等。

Multidimensional filtering and recursive filtering on Cartesian space can be transformed into onedimension space to process.

利用螺旋坐标系统可以把笛卡尔坐标空间中的多维滤波和递归滤波转化到一维空间中来处理。

Based on the Jacobian's matrix, the static equations in both Cartesian space and joint space are also derived.

根据机构本身的特点，求出了机构运动学的正、反封闭解及其雅可比矩阵。

Which satisfies the mixed constraints in both Cartesian space and joint-variable space.

提出了一种满足笛卡尔空间与关节空间混合约束的机器人平面曲线轨迹规划方法。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。