求数学定义翻译（有关arithmetic mean和geometric mean的）如题,看到arithmetic mean 的英文定义,但不知道中文是什么意思,求翻译.原句如下：if there is one term falling between two given terms of an arithmetic sequence

求数学定义翻译（有关arithmetic mean和geometric mean的）如题,看到arithmetic mean 的英文定义,但不知道中文是什么意思,求翻译.原句如下：if there is one term falling between two given terms of an arithmetic sequence 求关于数学中向量定义及有关 求翻译!medication reconciliation定义 英语翻译速度求大婶翻译啊,明天要交了Comprehension of arithmetic word problems byfifth-grade pupils:Representations and selection of informationBackground.Understanding word problems leads to the construction of differentlevels of repr 求有关描述数学诗句 求数学真命题、假命题定义. 数学求极限用定义证明的, 求翻译策略,归化异化英文定义, 问一道有关定义新运算的数学问题.规定 A◎B=（A,B）+[A,B]6◎X=33求x的值 calculation arithmetic怎么区别? arithmetic怎么好记 arithmetic-operations是什么意思 求初中数学有关利润的应用题 数学有关圆的题目,求 有关数学归纳法的例题求解释 有关MIDAS PSC截面定义问题 截面RT 求高手给出定义尺寸的贴图 RT 求SAT达人解答一数学问题the arithmetic mea and standard deviation of a certain normal distribution are 15.5 and 3.0,respectively.what value is exactly 1.5 standard deviations less than the mean?先告诉我问的是什么 看了半天都晕 跪求小学数学的所有定义及公式!