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Identifying Pathfinder Elements for Gold in Multi-Element Soil Geochemical Data from the Wa-Lawra Be
[期刊论文] 作者：Prosper Mackenzie Nude,John Ma,
来源：地球科学国际期刊(英文) 年份：2012
A multivariate statistical analysis was performed on multi-element soil geochemical data from the Koda Hill-Bulenga gold prospects in the Wa-Lawra gold belt, no...
[期刊论文] 作者：Zhongguo John Ma,Yulin Zhan,Li,
来源：现代交通学报：英文版 年份：2016
A 简化了完整深度的预制具体甲板面板系统因为加速的桥建设(ABC ) 被介绍，有限元素分析(FEA ) 被进行调查这个概念的甲板系统的静态、动态的回答。FEA 结果与传统的完整深度的...
[期刊论文] 作者：Zhongguo John Ma,Yulin Zhan,Lin Xiao,Lungui Li,Weiwei Lu,,
来源：Journal of Modern Transportation 年份：2016
A simplified full-depth precast concrete deck panel system for accelerating bridge construction(ABC) is introduced and a finite element analysis(FEA) is conduct...
[期刊论文] 作者：Alex J.Roberts,Abdou L.Dieng,Dahirou Wane,Cheikh Dione,Mouhamed Fall,Abdoulahat Diop,Amadou T.Gaye,John Ma,
来源：大气科学研究(英文) 年份：2021
Haboob occurrence strongly impacts the annual variability of airborne desert dust in North Africa.In fact,more dust is raised from erodible surfaces in the earl...
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