1)  significant figure
有效数
1.
The multivariate statistical method mainly involves significant figure calculation, stepped regressive analysis and Krig interpolation.
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。
2)  significant digit
有效数字
1.
Reasonable expression of digit numbers of significant digits in agricultural papers;
农科论文中有效数字位数的准确表达
2.
The meaning and application of significant digit in the argrochemistry analysis;
有效数字在农业化学分析中的意义和应用
3.
the relations between significant digit,relative error,rounding off,the computation and so on were introduced.
介绍了有效数字与相对误差的关系,有效数字的记录、修约、计算等,强调了在分析化学中树立正确的有效数字概念的重要性。
3)  significant digits
有效数字
1.
It is quite common that some misunderstanding in significant digits or improper data processing are observed in the papers on powder metallurgy.
粉末冶金论文中,对数据的有效数字缺乏认识或处理不当的情况屡见不鲜。
2.
With the progress of calculation, the notion of significant digits in reasonable characterization of experimental data and its application in data processing has gradually shown its limitation.
实验数据合理(科学)表征中有效数字的概念及其在数据处理中的应用随着计算水平的进步已经逐渐显示出它的局限性,其适用范围也在变化。
4)  significant figures
有效数字
1.
The concept,significance and operation rules of significant figures were stated briefly.
简述有效数字的概念、意义及其运算规则,列举实例说明有效数字在制浆造纸物理性能检测中的意义和作用。
2.
Various opinions of definition before and after 1999,number of digits of significant figures and digit number(s) of uncertain figure(s) (viz.
总结了1999年以前和以后有效数字的定义、有效数字位数、有效数中包含的不确定数字(即文献上称:"存(可)疑数字、或估计数字")的位数等不同的观点。
3.
The localization of the definition of significant figures in the current teaching materials is verified with example analyses.
以实例分析了现行教材中有效数字定义的局限性。
5)  significant figure
有效数字
1.
The sensitivity, significant figures and errors of voltage-sensitive Wheatstone bridge are primarily discussed.
在本文中我们初步讨论了电压敏感型惠斯登电桥的灵敏度、有效数字以及数字万用表内阻引起的误差。
2.
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.
从培养科学实验素质的角度出发,明确了有效数字与测量误差之间的内在联系,指出确定有效数字是物理实验课教学的重中之重。
3.
One suitable definition of significant figure is introduced and the reasonable data treatment result in measuring resistance with voltmeter-ammeter method is obtained.
本文介绍了一种较具适用性的有效数字的定义 ,并给出了伏安法测电阻时数据处理的合理结果。
6)  effective number
有效数字
1.
Discussion on directly effective numbers and indirectly effective numbers in physical measurement;
论物理测量中的直接有效数字和间接有效数字
2.
Some modifications are made concerning the calculating rules of effective number multiplying and dividing.
本文对有效数字乘除法运算规则进行了一些修
参考词条
补充资料：有效数

有效数是一个数从左边第一个不为0的数开始数起,到最后以为中终止的数的个数.

说明：补充资料仅用于学习参考，请勿用于其它任何用途。