国内外有关数值修约方法标准的内容要点综述及简评

The summary and brief appraisal of the standard for rounding method of numbers at home and abroad

对国内外几种数值修约方法标准(包括GB、ISO、ASTM、JIS、BS)的内容,按进舍规则、修约间隔、数值有效位数等几方面,作了综合对比性介绍,并评述了各标准的实用性。

The standards of several rounding method of numbers at home and abroad are compared comprehensively according to accepting or rejecting rules, rounding interval and valid digit. The practicability of every standard is introduced.