random fee乱收费
randomadj.任意的;随机的;随意的n.随意;任意adv.随机地
random-fabrillated film yarn无规原纤化裂膜纱
random access computing system随机存取计算系统
random noise weighting network随机噪声加权网络
randomized con-trvlled trial随机对照试验
random copolymer polypropylene无规共聚聚丙烯
randomized switching frequency随机开关频率
random Mean Euclidean distance随机平均欧氏距离
random-packed-sphere model自由堆积球模型