实数: real number系: system; series实数: 1.[数学] real; real number2.(实在的数字) the actual amount or number数系: numerical system;numeral system;number system【数学】实数。: real number超实数: hyperreal numbers; surreal number实数部: real part实数乘: real multiply; rm实数的: real实数集: real number实数加: real add实数减: real substract; rs实数论: theory of real number实数商: quotient of real numbers; quotientofrealnumbers实数线: real line实数域: field of real numbers; real number field实数值: rreal-value实数制: numerical rating systems实数轴: axially of real; real line; real number axis正实数: arithmetic number; positive real number补数系: complementnumbersystem代数系: algebraic system碱数系: alkali series数系基: number system base数系统: number system base