青春期开始时间早晚对青少年早期抑郁和同伴关系的影响The Influence of Pubertal Timing on Boys’ and Girls’ Depression and Peer Relationships
欧亚萍
心理学进展Vol.5 No.12, 全文下载: PDF HTML XML DOI:10.12677/AP.2015.512101, December 28 2015
政府R & D资助对企业自主科技创新的影响——基于门槛回归分析Influence of Government R & D Funding on Independent Scientific and Technological Innovation of Enterprises—Based on Threshold Regression Analysis
华 吟, 袁 象
社会科学前沿Vol.8 No.7, 全文下载: PDF HTML XML DOI:10.12677/ASS.2019.87155, July 9 2019
政府补贴对环保上市企业研发投入的影响研究Research on the Impact of Government Subsidies on R & D Investment of Listed Environmental Protection Enterprises
张洪玮
运筹与模糊学Vol.13 No.3, 全文下载: PDF HTML XML DOI:10.12677/ORF.2023.133183, June 20 2023
r-一致D-超图的最大边数The Maximum Number of Hyperedges of An r-Uniform D-Hypergraph
朱义坪, 熊亚萍
应用数学进展Vol.9 No.1, 全文下载: PDF HTML XML DOI:10.12677/AAM.2020.91013, January 15 2020
企业R & D员工胜任力模型的构建——以某市22名R & D员工为例The Construction of Competency Model of R & D Employees in Enterprises—A Research on 22 R & D Employees in a City
高峰强, 郭 苗, 朱新立, 王 鹏 科研立项经费支持
心理学进展Vol.5 No.5, 全文下载: PDF HTML XML DOI:10.12677/AP.2015.55041, May 27 2015
研发投入与企业绩效的关系研究——以科创板上市公司为例Research on the Relationship between R & D Investment and Enterprise Performance—Taking the Listed Companies on Kechuang Board as an Example
李 芸
社会科学前沿Vol.10 No.9, 全文下载: PDF HTML XML DOI:10.12677/ASS.2021.109369, September 29 2021