摘要
本文基于无机及分析化学中有效数字的重要性,介绍了有效数字的概念和正确记录分析数据的方法 ,及有效数字运算规则和修约规则。
Based on the importance of significant digit in inorganic and analytical chemistry, This paper introduces the concept of significant digit and the correct method of analyzing the data record, rule of operation and rules for rounding about the significant digit.
出处
《科技视界》
2015年第15期100-100,共1页
Science & Technology Vision
关键词
无机及分析化学
有效数字
运算规则
修约规则
Inorganic and analytical chemistry
Significant digit
Rule of operation
Rules for rounding
