事实

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。

It is true that Cartesianism is in line with the genuine idealism of the earlier schools, inasmuch as it postulates God, thought, and spatial reality.

这是事实cartesianism是不是符合真正的唯心主义该较早的学校，因为它假设的上帝，思想，和空间的现实。

The discovery and judgment of facts of a case and applicable law get along together and restrain each other.

案件事实和可得适用的法律的发现及其判断，几乎是同步进行并相互制约的。

I do not think this is the case .

我不认为这是事实。

I don't think that's the case.

我并不认为这是事实。

In many cases, that is a simple fact of life.

在许多情况下，这是一个简单的事实。

The fact is there are very inexpensive ways to cash in on all that online gold.

事实是，有很便宜的方法，以现金，在对所有的网上黄金。

However, you should be made aware of the fact that the casino edge in this case is 14.1%.

但是，你应该作出的一个事实，即在这种情况下赌场的优势是14.1％知道。

Objective To study the status of knowledge,belief and behavior on tobacco and health among primary school students and to provide evidence for effectively developing adolescent's smoking cassation activities.

目的了解青少年烟草与健康相关知识、信念及行为现状，为有效开展青少年控烟活动提供事实依据。

Objective To study the status of knowledge, belief and behavior on tobacco and health among primary school students and to provide evidence for effectively developing adolescent's smoking cassation activities.

目的 了解青少年烟草与健康相关知识、信念及行为现状，为有效开展青少年控烟活动提供事实依据。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。