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张旭吟
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
北京地区国槐种质资源调查及新品种选育Investigation of Germplasm Resources and Breeding of New Variety of Sophora japonica in Beijing
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植物学研究Vol.9 No.4, 全文下载: PDF HTML XML DOI:10.12677/BR.2020.94052, July 28 2020
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
地方文化对外交流话语体系构建分析——以北京市政府网站英文版为例Analysis on the Construction of Discourse System of Local Culture Communication with Foreign Countries—A Case Study on English Website of Beijing Municipal Government
郑红莲, 夏雅君 科研立项经费支持
现代语言学Vol.11 No.3, 全文下载: PDF HTML XML DOI:10.12677/ML.2023.113165, March 31 2023
北半球表面露出的主要构造带及上地幔的地震柱构造简化图——地震地热说编图说明Simplified Map of Major Tectonic Belts Exposed on the Surface & Seismic Cone Tectonics in the Upper Mantle of the Northern Hemisphere—An Interpretation of Seismo-Geothermics
陈立军
自然科学Vol.8 No.3, 全文下载: PDF HTML XML DOI:10.12677/OJNS.2020.83020, April 24 2020
基于航空客流的北京、上海与国际城市联系的比较研究A Comparative Study on the Connection among Beijing, Shanghai and International Cities Based on Air Passenger Flow
陈冰露, 金娅婧, 林 涛
地理科学研究Vol.10 No.4, 全文下载: PDF HTML XML DOI:10.12677/GSER.2021.104042, November 9 2021