rationalisev.合理化; 使合理; [数]给 ... 去根=rationalize(美)
rationaladj.合理的;理性的;能推理的n.有理数
rational layout of station车站合理布置
rational person hypothesis理性人假设
rational infinite solution有理无穷解
rational triple polynomial有理三次多项式
rational interval function[计] 有理区间函数
rational equivalent weight合理当量
rational power utilization合理用电
rationalization suggestion合理化建议
rational B-spline surface有理B样条曲面