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GRE考试之数学部分术语
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广告招租，e-mail:yesize@hotmail.com 代数部分 <br> <br> 1.有关数学运算 <br> <br> add，plus加\subtract减\difference差\\multiply,times乘\product积\divide除\ <br> <br> divisible可被整除的\dividedevenly被整除\dividend被除数，红利\divisor因子，除数\ <br> <br> quotient商\remainder余数\\factorial阶乘\power乘方\radicalsign,rootsign根号\ <br> <br> roundto四舍五入\tothenearest四舍五入 <br> <br> 2.有关集合 <br> <br> union并集\proper subset真子集\solution set解集\\ <br> <br> 3.有关代数式、方程和不等式 <br> <br> algebraic term代数项\like terms,similar terms同类项\numerical coefficient数字系数\literal coefficient字母系数\\inequality不等式\ <br> <br> triangle inequality三角不等式\\range值域\\original equation原方程\equivalent <br> <br> equation同解方程，等价方程\linear equation线性方程(e.g.5x+6=22)\ <br> <br> 4.有关分数和小数 <br> <br> proper fraction真分数\improper fraction假分数\mixed number带分数\vulgar fraction， <br> <br> common fraction普通分数\simple fraction简分数\complex fraction繁分数\\numerator分 <br> <br> 子\denominator分母\(least)common denominator(最小)公分母\quarter四分之一\decimal fraction纯小数\infinite decimal无穷小数\recurring decimal循环小数\tenthsunit十分位\\ <br> <br> 5.基本数学概念\\ <br> <br> arithmetic mean算术平均值\weighted average加权平均值\geometric mean几何平均数\\ <br> <br> exponent指数，幂\base乘幂的底数,底边\cube立方数，立方体\square root平方根\cube <br> <br> root立方根\\common logarithm常用对数\\digit数字\constant常数\variable变量\\ <br> <br> inversefunction反函数\complementary function余函数\linear一次的，线性的\ <br> <br> factorization因式分解\absolute value绝对值，e.g.｜-32｜=32\round off四舍五入\ <br> <br> 6.有关数论\ <br> <br> natural number自然数\positive number正数\negative number负数\odd integer,odd number <br> <br> 奇数\even integer,even number偶数\integer,whole number整数\positive whole number正 <br> <br> 整数\negative whole number负整数\\consecutive number连续整数\rea lnumber,rational <br> <br> number实数,有理数\irrational(number)无理数\\inverse倒数\composite number合数 <br> <br> e.g.4,6,8,9,10,12,14,15……\prime number质数e.g.2,3,5,7,11,13,15……注意：所有的质数 <br> <br> (2除外)都是奇数，但奇数不一定是质数reciprocal倒数\\common divisor公约数\multiple倍 <br> <br> 数\(least)common multiple(最小)公倍数\\(prime)factor(质)因子\common factor公因子\ <br> <br> \ordinaryscale,decimalscale十进制\nonnegative非负的\\tens十位\units个位\\mode众 <br> <br> 数\median中数\\common ratio公比\\ <br> <br> 7.数列 <br> <br> arithmetic progression(sequence)等差数列\geometric progression(sequence)等比数列\\ <br> <br> 8.其它\approximate近似\(anti)clockwise(逆)顺时针方向\cardinal基数\ordinal序数\ <br> <br> directproportion正比\distinct不同的\estimation估计，近似\parentheses括号\ <br> <br> proportion比例\permutation排列\combination组合\table表格\trigonometric function三 <br> <br> 角函数\unit单位,位\ <br> <br> 几何部分 <br> <br> 1.所有的角 <br> <br> alternate angle内错角\corresponding angle同位角\vertical angle对顶角\central angle <br> <br> 圆心角\interior angle内角\exterior angle外角\suppl......
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