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## significant figure 英 [ˌsɪɡnɪfɪkənt ˈfɪɡə(r)]

• 有效数字：有效数字是一个数由若干位数字组成，其中影响其测量精度的数字被称作有效数字，也称有效数位。

### 网络释义专业释义英英释义

[计] 有效数字

有效数

... significant（统计学的）有效的 significant figure有效数（字） silica硅石、二氧化硅 ...

有用数字

... significant test 显著性检验 significant figure 有用数字 standard solution 标准溶液 ...

last significant figure detail 末尾有效数字 ; 末位有效数字

更多收起网络短语
• 有效数 - 引用次数：2

The multivariate statistical method mainly involves significant figure calculation, stepped regressive analysis and Krig interpolation. Significant figure determines which seismic attribute may be applied to reservoir prediction, and useful seismic attribute can be thus chosen properly.

在多元统计方法中，主要应用了有效数计算、逐步回归分析和Krig插值等方法。

参考来源 - 储层横向预测的多元地质统计方法
• 有效数字
• 有效数字
• 有效数字
• 有效数字
• 有效数字
• 有效数位

·2,447,543篇论文数据，部分数据来源于NoteExpress

#### significant figure

• n. any digit of a number that is known with certainty; any digit of a number beginning with the leftmost non-zero digit and ending with the rightmost non-zero digit (or a zero considered to be the exact value)

• [计]有效数字；有效数

### 双语例句原声例句权威例句

• He thought it made him a significant figure in the world.

使变成了举世闻名人物

• The inner relation of significant figure and errors in the surveying, as well as the importance of significant figure in physics experiments teaching was pointed out.

培养科学实验素质角度出发，明确了有效数字测量误差之间的内在联系，指出确定有效数字物理实验课教学的重中之重。

• One suitable definition of significant figure is introduced and the reasonable data treatment result in measuring resistance with voltmeter-ammeter method is obtained.

本文介绍了种较具适用性有效数字定义给出伏安电阻数据处理合理结果

• In an appearance Friday, in Allentown,Pennsylvania , President Obama called the November jobs figure "modestly encouraging" but said he will not be satisfied until there is sustained significant improvement.

VOA: standard.2009.12.05

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- 来自原声例句