“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	housing renewal housing repair project of No.2 East Beijing Road, Shanghai housing reverse mortgage endowment insurance housing right Housing security informatization Housing security objects Housing security objects management housing security system housing set ratio housing social policy housing space property housing standard housing study housing subsidies housing subsidy housing suitability evaluation housing supply ladder housing system housing system and policy in China housing tenure choice model housing types housing unit rate housing voucher housing welfare system Hou's process

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。