初中数学教材习题的比较研究——以北师版与苏科版“勾股定理”章节为例A Comparative Study of Exercises in Junior Middle School Mathematics Textbooks—The Chapter “Pythagorean Theorem” in the BNUP and the JPSP as an Example
张进科, 杨 祺
理论数学Vol.14 No.6, 全文下载: PDF HTML XML DOI:10.12677/pm.2024.146222, June 11 2024
探究客户集中度与企业社会责任的关系Exploring the Relationship between Customer Concentration and Corporate Social Responsibility
陈 珊
电子商务评论Vol.13 No.2, 全文下载: PDF HTML XML DOI:10.12677/ecl.2024.132088, May 7 2024
与股骨逆行髓内钉相关的股骨解剖学测量的研究进展Advancements in the Anatomical Measurement of the Femur Pertaining to Retrograde Intramedullary Nail Techniques
王学宇, 冯 卫, 薛 飞 科研立项经费支持
临床个性化医学Vol.3 No.4, 全文下载: PDF XML DOI:10.12677/jcpm.2024.34384, December 31 2024
基于变分贝叶斯隐马尔科夫模型的股票价格指数预测Prediction of Stock Price Index Based on Variational Bayesian Hidden Markov Model
安海钰, 侯 文
应用数学进展Vol.12 No.3, 全文下载: PDF HTML XML DOI:10.12677/AAM.2023.123117, March 23 2023
卤代阻燃剂环境毒效应和机理研究进展Review of Halogenated Flame Retardants Environmental Toxicology
葛渊数
环境保护前沿Vol.8 No.6, 全文下载: PDF HTML XML DOI:10.12677/AEP.2018.86057, November 22 2018
中考路上的“勾股树”与“赵爽弦图”The “Pythagorean Tree” and “Zhao Shuang’s String Diagram” in the Middle School Entrance Examination
王晓美, 余 霞, 边 红 国家自然科学基金支持
理论数学Vol.13 No.11, 全文下载: PDF HTML XML DOI:10.12677/PM.2023.1311329, November 13 2023