“现场试验”的概念、定义、翻译、参考文献-科学参考

单词	现场试验
释义	现场试验 Encyclopedia 医学现场试验释 field trial现场试验在社区的现场条件下，以尚未患某病的人作为研究对象，按随机分配原则将研究对象分为实验组和对照组，实验组给予某种干预措施（研究因素），对照组不给予干预措施或给予安慰剂，比较两组结局的方法。又称人群预防试验。
随便看	weakly convergent sequence weakly convex set weakly countably additive weakly coupled superconductor weakly coupled system weakly dense set weakly dependent process weakly derived set weakly differentiable weakly differentiable function weakly dominated statistical structure weakly efficient point weakly efficient solution weakly equivalent theory weakly equivalent transformations weakly exact category weakly fillable contact manifold weakly filling contact manifold weakly finite measure weakly F regular ring weakly F-regular ring weakly holomorphic function weakly homologous cycle weakly homotopy-equivalent spaces weakly hyperbolic equation

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。