“项目难度”的概念、定义、翻译、参考文献-科学参考

单词	项目难度
释义	项目难度 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	shallow foundation shallow geothermal energy shallow geothermal energy survey shallow geothermal heat exchanger shallow impurity shallow lake shallow lake subfacie shallow land burial shallow lens shallow level shallow level impurities shallow level impurity shallow level semiconductor shallow liquid culture shallow marine facies shallow marine sediment geochemical survey shallow parsing shallow reading shallow refraction seismometer shallow-sea fishery environment shallow seismic method shallow seismic profile technology shallow seismic prospecting shallow semantic parsing shallow shaft

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。