“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	safety clamp of lift safety classes of engineering structures safety clearance of platform safety climate safety clutch safety code of conduct safety command receiver of rocket safety commitment safety community safety concentration for fishery organisms safety concept system safety control engineering safety control standard for slope design safety control theory safety criteria of blade vibration strength safety criteria/security code safety critical components safety critical functions safety critical software safety-critical software safety culture safety culture confidence safety culture consciousness safety culture construction safety culture construction demonstration enterprise

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。