单词	multi-beam echo sounding system
释义
随便看	same direction ray sample sample sample sample absolute frequency sample arithmetic mean sample autocorrelation function sample autocovariance function sample central moment sample central moment of order k sample characteristics sample characteristic value sample coefficient of kurtosis sample coefficient of skewness sample coefficient of variation sample correlation coefficient sample correlation matrix sample covariance sample covariance matrix sampled-data control theory sample decile sample deviation matrix sample distribution sample distribution sample distribution function

数学辞典收录了63749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。