“Pratt's index”的概念、定义、翻译、参考文献-科学参考

单词	Pratt's index
释义	Pratt's index Encyclopedia 理学文献计量释 Pratt's index普拉特指标度量文献计量学中等级-频次分布的集中程度的指标。
随便看	Busan International Film Festival Busan Museum bus arbitration bus bar Busch String Quartet bus communication technology of electric vehicle Buscot Park bus dispatch Busemann Busemann equation Busemann function Bush bush Bu Shaofu bush breaker Bu Shichen bushido bushing bushing-type condenser Bushire Bushman rock-paintings Bush-Mosteller model Bushrod Island Bushveld chromite deposit Bushveld nickle sulfide deposit

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。