数值: numerical value; numerial nu ...级数: progression; series; number ...的: 4次方是 The fourth power of 2 i ...和: mix; blend数值级数: numerical series级数的和: sum of series; value of series广义级数的和: generalized sum算术级数的和: sum of arithmetic progression无穷级数的和: sum of infinite series; sumofinfiniteseries级数值: value of series级数的: progressional级数的反演: inverse time of series; inversion of a series级数的加法: addition of series级数的减法: subtraction of series级数的项: term of a series; term of series级数的项数: number of terms in a series级数的余部: remainder of a series级数的重排: rearrangement of series级数的逆演, 级数的反演: reversion of a series级数的结合律: associative law for series级数的收敛性: convergence of series罗郎级数的挚: principal part of laurent series幂级数的对数: power series logarithm幂级数的松弛: relaxation of power series幂级数的松驰: relaxation of power series
