datum background

datum

/ˈdeɪtəm/

Illustration datum - Image 1

noun

数据，资料。

(plural: data) A measurement of something on a scale understood by both the recorder (a person or device) and the reader (another person or device). The scale is arbitrarily defined, such as from 1 to 10 by ones, 1 to 100 by 0.1, or simply true or false, on or off, yes, no, or maybe, etc.

Examples :

"The student's test datum for math, a score of 92, shows strong understanding of the material. "

这个学生数学测试的数据，也就是92分，表明他对该科目内容理解得很透彻。

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Illustration datum - Image 1

noun

数据，资料。

(plural: data) A fact known from direct observation.

Examples :

"The temperature reading from the thermometer is a crucial datum for our experiment. "

温度计上的读数是我们实验的一个关键数据。

science statistics technology info

Illustration datum - Image 1

noun

数据，资料。

(plural: data) A premise from which conclusions are drawn.

Examples :

"The datum that the library was closed on Mondays was crucial for planning our research project. "

图书馆周一闭馆这个信息对于我们规划研究项目至关重要。

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Illustration datum - Image 1

noun

基准点，参考点，坐标系。

(plural: datums) A fixed reference point, or a coordinate system.

Examples :

"The surveyor used a specific datum on the mountain peak to calculate the elevation of the surrounding valley. "

测量员使用山顶上的一个特定基准点来计算周围山谷的海拔高度。

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Illustration datum - Image 1

verb

推算，外推。

To provide missing data points by using a mathematical model to extrapolate values that are outside the range of a measuring device.

Examples :

"Because the thermometer only went up to 100 degrees Celsius, we had to datum the oven's temperature beyond that point using the data collected at lower temperatures and a predictive formula. "

因为温度计最高只能测量到100摄氏度，所以我们不得不用较低温度下收集的数据和一个预测公式来推算烤箱超过这个温度的温度。

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