Andom

常见例句

The ammunition consumption for a ground cannon to kill a target is a r andom variable.
地面火炮毁伤目标所需的弹药消耗量是一随机变量。
78 605 cases (for standard) were chosen out of 120 000 r andom cases of discharged patients in 1994 from 88 TCM hospitals in China. 475 T CM diagnosis names were found.
从全国分层随机抽样的88所中医医院1994年12万余份出院病例中，遴选出78605份符合项目研究要求的病例，从中分析发现中医诊断病名475个。
andom coil
无规卷曲
andom styrene-maleic anhydride copolymer(R-SMA) was synthesized by bulk ploymerization.The copolymer was characterized by FTIR,DSC,NMR.The conditions of the reaction system were also discussed.
以过氧化二异丙苯为引发剂，采用本体聚合法合成了苯乙烯-马来酸酐无规共聚物，用IR、NMR、DSC及乌氏粘度计对共聚物进行了表征，同时对反应条件作了初步探讨。