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Distribution of Rb and Sr in the Luochuan loess-paleosol sequence of China during the last 800 ka——I
The concentrations of Rb and Sr, and magnetic susceptibility in loess and paleosol samples from the Luochuan profile ha......
In the absence of formal risk management strategies, agricultural production in China is highly vul-nerable to climate c......
Recovery of iron and copper from copper tailings by coal-based direct reduction and magnetic separat
A technique comprising coal-based direct reduction followed by magnetic separation was presented to recover iron and cop......
论述了电铜上边沿CuSO4的形成机理,系统分析了各方面的影响因素,提出了相应的处理办法,并获得了良好的经济效果.......
在100份EPDM中加入经硅烷偶联剂改性的Al(OH)353-56份,硫化剂2,5-二甲基-2,5-二乙烷3.8-4.0份,硅烷偶联剂乙烯基-3三硅烷1.2-1.5份,守偶联剂2的煅烧陶土60-65份,增塑剂7.0-7.5份,红丹4-5份等保制备户外......
通过对贵州省普定县马官地区不同地貌部位的4个剖面进行详细的粒度分析,把粒度参数以及频率曲线与各种沉积环境的特征进行对比,排......
基于肯斯瓦特水利枢纽坝址区的勘察揭露资料与各项工程试验成果数据,分析了肯斯瓦特水利枢纽工程在勘察、设计与施工过程中需解决......
本文对南丹IIICD铁陨石的矿物学特征进行了研究,并与同为铁陨石但化学分类不同的阿根廷IAB铁陨石和西伯利亚IIB铁陨石进行了对比,......
对鹤山赤红壤进行模拟酸雨野外淋溶实验的结果表明,供试土壤对pH≥3.0的处理具有较强的缓冲能力,淋滤液pH在全过程中可保持pH≈6.0。土......
本文通过环境背景值、风化壳地球化学、对流层(大气气溶胶)地球化学和人为地球化学异常,初步探讨了南极长城站地区的现代环境地球......
Carbonate Enrichment in Volcanic Debris and Its Relationship with Carbonate Dissolution Signatures o
Sabga-Bamessing is a part of the Bamenda Mountains, an extinct volcanic center of the West Cameroon Highlands along the ......