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天文与天体物理Vol.7 No.3, 全文下载: PDF HTML XML DOI:10.12677/AAS.2019.73005, June 14 2019
基于百度指数的北京市高A旅游景区网络关注度研究Research on the Network Attention of the High-Grade Scenic Spots in Beijing Based on Baidu Index
李静静, 李志新, 张 悦 科研立项经费支持
统计学与应用Vol.10 No.4, 全文下载: PDF HTML XML DOI:10.12677/SA.2021.104061, July 28 2021
北京高校来华留学生学习成绩影响因素研究——以北京市为例How to Evaluate Learning Performance of Overseas Student?—An Empritical Evidence from Beijing
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统计学与应用Vol.7 No.4, 全文下载: PDF HTML XML DOI:10.12677/SA.2018.74055, August 29 2018
北京高校大学生兼职寻求网络平台设计探究Research on the Design of Part-Time Job-Seeking Online Platform for Beijing College Students
朱玉童, 孙心怡, 苑文宁韵, 牛婉晴, 吴韫含, 杨亚男 科研立项经费支持
现代管理Vol.14 No.10, 全文下载: PDF XML DOI:10.12677/mm.2024.1410298, October 16 2024
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
华北地台金伯利岩的岩石矿物学及地球化学特征Petrography, Mineralogical and Geochemical Characteristics of Kimberlite in North China Platform
司博文
地球科学前沿Vol.13 No.3, 全文下载: PDF HTML XML DOI:10.12677/AG.2023.133028, March 31 2023