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1·Each datum has a unique key.

每个数据都有一个独特的键。

2·Let's call a Flitter datum a flit.

让我们将一段Flitter数据称为一个flit。

3·Would you send a datum for me?

请帮我传一份资料好吗？

4·The datum has nothing to do with basic cognitive processes.

所以这份陈述资料和基本的认知过程无关。

5·Why is Groupon not merely a tech-bubble datum but a Ponzi scheme?

为什么Groupon不仅仅是一个高科技泡沫而是庞氏骗局呢？

6·syntax-object->datum is the reverse process of the datum->syntax-object.

syntax-object->datum 执行与 datum->syntax-object 相反的过程。

7·At any moment he wishes, one can refer directly to an inwardly felt datum.

任何时刻，个人都希望，人们可以直接提及他的内心感到的数据。

8·Using words like 'datum' and 'subfocal' can make even the most mundane words sound erudite.

datum '和' subfocal '的使用甚至可以最平淡的词语变得富有学问。

9·By analyzing the datum, it is necessary for us to set fund for motor vehicle insurance.

本文通过对数据的分析，说明我国建立机动车辆保险赔偿基金十分必要。

10·You then display an output tag that displays the contents of the current XML contents of datum.

然后您将显示一个out put标记，用于显示当前XML数据内容的内容。

数据

1·Each datum has a unique key.

每个数据都有一个独特的键。

2·Any query such as the one in Listing 1 has a precise path to the specified datum, which a DBMS can quickly determine in balanced trees and byte-offset codings.

如清单 1 中所示的任何查询都有到指定数据的精确路径，DBMS 可以迅速地在均衡树和字节偏移编码中确定它。

3·While it's possible to capture a whiteboard drawing digitally, it's generally an expensive operation, and the resulting datum is clumsy to transmit, version, archive, validate, and transform.

虽然以数字化的方式获取白板上的绘图是可能的。但这么做的代价通常很昂贵，并且所产生的数据难于发送、控制版本、归档、验证、转换。

4·Documents are one datum typically shoe-horned into rows and columns; irregular data is a mismatch for RDBMSs, as well.

文档是一种通常按行和列填充的数据，不规则的数据也不适合于 RDBMS。

5·The fourth column shows the index type (as defined in the schema in Listing 5) used to represent the datum.

第四列将显示用于表示数据的索引类型(按照清单5的模式中的定义)。

资料

1·The author refers to lots of literatures and datum on internet, and understands the structure and working process of the podded propulsion.

作者查阅了大量文献及互联网资料，明确了吊舱式电力推进系统的结构与工作过程。

2·By means of literature datum and research means, the intention of physical training of middle school student in south Gansu Province.

通过文献资料和问卷调查的研究方法，对陇南地区中学生的体育锻炼动机与行为进行分析探讨。

3·The datum has nothing to do with basic cognitive processes.

所以这份陈述资料和基本的认知过程无关。

4·Change is outside the list of engineering quantity; supplied engineering geology datum and hydro-geological data don't agree with practical condition.

不属于工程量清单范围内的变化，提供的工程地质资料、水文地质资料与实际不符而增加的工程量。

5·It is not only looked upon as the treasure on the history of literature, but also regarded as the significant literature datum for us to research modern Chinese language.

它不仅被视为文学史上的瑰宝，也被当作研究近代汉语的重要文献资料。

基准点

1·Both geographic and projected coordinate systems include a definition of the assumed shape of the earth (a flattened sphere); this is called the geodetic datum.

地理和投影坐标系都包含对地球形状的假设(一个略扁的球体)；这称为大地基准点。

2·The Beijing Fundamental Bench Mark (BFBM) is an important reference datum in the elevation control network in China.

北京水准原点是我国高程控制网中的一个重要基准点。

3·Remove transfer gyro from datum marker to its support in helicopter, avoiding shocks.

从基准点把转移回转仪迁往直升机上的支架，避免震动。

4·With these risk costs as a datum mark, we compare the general cost with the benefit of outsourcing, and then come into possession of boundary qualifica…

进而以数值风险成本为基准点，将外包综合成本与预期收益进行配比，得出成本—收益框架下外包决策的边界条件。

(1)datum planen. 基准面

(1)datum line基准线

(1)datum point基准点

(1)reference datum参考基准面

(1)height datum高程基准，高程基准面

(1)datum mark基准点