查询词典 rectangular cartesian coordinate system

A join is a Cartesian product of two row sets, with the join predicate applied as a filter to the result.

一个连接是两个行集的笛卡尔乘积，谓词连接作为一个过滤结果应用。

The natural number set N and the cartesian product N×N.

自然数集N和笛卡尔积N×N。

At first,cartesian product provided us with a method for constructing information granularity in fuzzy relation.

首先利用笛卡尔积，构建了模糊关系下的信息粒；然后给出不同粒度下模糊粗糙算子的表示方法，进而形成一个分层递阶结构；最后考虑了对于模糊信息系统粒度粗细的选择问题，并给出一个实例，从而为粒度计算提供一个具体而实用的框架。

A cross join is also called a cross product or Cartesian product.

交叉连接也称作矢量积或笛卡儿积。

And the formulae for estimatingthe edge-toughness of Cartesian product and Kronecker product of some special graphs are presented.

证明了一类r-正则r=κ′连通非完全图G的边坚韧度近似等于r/21+(1/│V│-1并且提供了估计一些特殊图类的笛卡儿积和Kronecker积的边坚韧度的公式。

Product topology and box topology are two methods for introducing topologies in general Cartesian product,both of them are generalization of the concept of finite product topology.

积拓扑与箱拓扑是在拓扑空间族的笛卡儿积上引进的2种不同的拓扑，它们都是有限积拓扑的推广，对这2种拓扑作以比较是有益的。

Based on the properties of the saturation function, it was proved that the stability region of such dynamical systems can be decomposed into Cartesian product of an invariant set of their adjoint systems and a sufficiently large ball.

结合饱和函数的特殊性质，证明了此类系统的稳定域可分解为伴随系统的不变集与一个足够大球体的笛卡尔积。

There can be several iterations within a section, you can specify an additional constraint to get a subset of the Cartesian product (constraint=), and you can repeat each one several times with different seeds.

一个代码段中会有几个迭代，你可以指定额外的限制条件来得到一个笛卡尔乘积的子集(constraint=)，你可以用不同的种子重复每一个工作几次。

In a cross join, each row from one table is combined with each row from another table, resulting in what is called a cross product or a Cartesian product.

在交叉联接中，一个表中的每一行与另一个表中的每一行合并，导致生成叉积或卡迪尔积。

The types of solution activities of Chi-chi were different in three different types of problem's situation: equal groups, Cartesian product and multiplicative comparison.

乘法问题的类型会影响琦琦解题活动的类型，也就是说，琦琦会选用不同的解题活动类型，来分别解决等组型、直积型与比较型乘法问题。

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。