“瓮子模型设计”的概念、定义、翻译、参考文献-科学参考

单词	瓮子模型设计
释义	瓮子模型设计 Encyclopedia 理学临床试验的自适应性设计释 urn design瓮子模型设计在临床试验中为把病人分配到不同的治疗组中，通常需要采取随机化方法，通过从一个瓮子中随机抽取球来分配病人的随机化方法。
随便看	slope filter slope function slope greening slope-intercept form slope landform slope-length factor slope line slope management for erosion control slope measuring slope monitoring slope of a curve slope of a straight line slope of cultivated land slope of cutting slope of isochron slope of repose slope protection for pipeline slope protection with vegetation slope ratio method slope retaining slope runoff slope runoff coefficient slope scale slope stability slope staking

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。