“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	waste residue treatment waste reuse waste reutilized building material waster heat boiler waste rock resource utilization waste shredder waste solidification waste sorting and recycling waste storage waste-to-energy power plant waste transfer tipper waste vegetable oil and animal fats wastewater collection and transportation system wastewater from farmer household tourism wastewater on-line monitoring system wastewater primary treatment wastewater quality indicators wastewater resuse wastewater secondary treatment waste water treatment wastewater treatment waste water treatment and recycling waste water treatment of concentrators wastewater treatment process wastewater treatment process control system

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。