Mg, Al and F transfer features from granite to soil and to tea in the Three-Gorges Dam region from 2

来源 :Chinese Journal of Geochemistry | 被引量 : 0次 | 上传用户:jielonglong
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Taipingxi, Yichang, Hubei province, China, is situated on the left of the Three-Gorges Dam of the Yangtze River. The bedrock is granite. Yhe Three-Gorges Project began to sluice in June, 2004. The contents of magnesium, aluminum and fluoride in rock and s
其他文献
The history of natural fire and its rela- tionship with climate and vegetation are revealed from the content of elemental carbon and associated pollen data and
Acidic groundwater and surface water are common problems in coastal Australia causing massive fish kills, attack of concrete and steel structures, and clogging
The Yangtze River Delta Region is one of the most important economic development areas in China. In the process of its industrialization and urbanization, a gre
Guizhou is located in the Circum-Pacific Global Mercuriferous Belt, and mercury concentrations in soil in this area are enriched. In-situ total gaseous mercury
对农户林地流转意愿与行为及影响因素的计量研究文献进行定量分析,以探析该领域研究特征,为今后的研究提供方法和视角选择等方面的参考。文中构建了理论分析框架,并通过投票
本文介绍了1Cr18Ni9Ti筒体局部胀形的新工装的改造和生产实践参数,理论分析和生产实践的运用,证明这种工装结构是合理的。 This article introduced the 1Cr18Ni9Ti partial
Several homologous series of steranes with alkyl side chains (C1 to C4) at the 3β position have been identified in the Jiyang Eogene lacustrine deposition. It
【摘 要】 道路桥梁建设规模的不断扩大,在道路建设中,桥梁占据相当大的工作量,然而随之出现的质量问题也日益增多,产生这些问题的原因是多种多样的。文章就道路桥梁问题进行分析,探讨相应策略。  【关键词】 道路;桥梁;施工;存在;问题;对策  引言:  随着国民经济的发展,我国的公路事业正突飞猛进的向前展开,道路桥梁工程中质量问题至关重要,直接影响到人民群众的生命财产安全,所以在施工中要引起高度重视。
大家都知道,冷轧钢材表面碳化合物杂质对产品的磷酸盐化,着色之后的抗腐蚀性能有着负面影响。在冷轧钢材表面残存的碳超过8mg/m~2时,这些性能明显恶化。由于这个原因,冷轧板
Within a series of pot experiments with substrates sampled at heavily to moderately polluted sites of past metal mining activities, it was tried to influence th