“普拉特指标”的概念、定义、翻译、参考文献-科学参考

单词	普拉特指标
释义	普拉特指标 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	projective torsion projective torsion tensor projective tower projective transfer projective transformation projective transformation group projective unitary group projective variety projective vector projective zero projectivity projectivity condition projectivization projectized organization project legal person responsibility system project legal person system Project Lesson Learned Report Project Life Cycle Cost Project Life-Cycle Management project life cycle management project life-cycle management Project Macro Environment Evaluation and Review project management project management association project management body of knowledge

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。