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
2000~2021年鄂尔多斯市生态环境质量变化分析Analysis on the Change of Ecological Environment Quality in Ordos City from 2000 to 2021
杨清丽
环境保护前沿Vol.15 No.4, 全文下载: PDF XML DOI:10.12677/aep.2025.154075, April 30 2025
人教A版、北师大版、苏教版高中三角函数教材的对比分析Comparative Analysis of High School Trigonometric Textbooks of People’s Education Press A Edition, Beijing Normal University Edition and Jiangsu Education Edition
胡金波, 肖加清
教育进展Vol.15 No.4, 全文下载: PDF XML DOI:10.12677/ae.2025.154692, April 30 2025
高中数学人教版《文献阅读与数学写作》与沪教版《阅读材料》比较研究A Comparative Study of “Literature Reading and Mathematics Writing” Published by the People’s Education Press for High School Mathematics and “Reading Materials” Published by the Shanghai Education Press
苏碧·安尼尔
职业教育发展Vol.13 No.2, 全文下载: PDF HTML XML DOI:10.12677/ve.2024.132089, March 28 2024