“item difficulty”的概念、定义、翻译、参考文献-科学参考

单词	item difficulty
释义	item difficulty Encyclopedia 理学项目分析释 item difficulty项目难度被试完成测验项目任务时所遇到的困难程度。一般在学业和能力测验中会较多使用难度来考察项目对于被试的难易程度。
随便看	failover failpoint fail safe fail-safe in railway signaling fail-safe performance fail-soft capability fail-soft logic fail-tests failure failure analysis Failure Analysis and Prevention failure analysis of electronic component failure at nanoscale failure category failure cause failure control failure criteria of composites failure criterion failure criterion of composite materials failure criterions of fiber-reinforced composite materials failure data failure detection failure detection and processing system failure distribution failure-free

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。