单词	sampling unit
释义	sampling unit 抽样单元
随便看	precedence precedence function precedence grammar precedence method precedence relation preceding precession precheck precipitous ideal precise precise data precise definition precise statement precision pre-closed operator precompact precompact convergence precompact linear mapping precompact mapping precompact metric space precompactness precompact set precompact space precompact uniformity precompact uniform space

数学辞典收录了72750条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。