Sedimentary cycles of trace elements in Salawusu River Valley since 150 ka BP

来源 :地理学报 | 被引量 : 0次 | 上传用户:bostangul
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
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7<
其他文献
The Bayan Gol ophiolite fragment is a portion of the North Tianshan Early Carboniferous ophiolite belt. This ophiolite belt represents a geological record of an
以铅芯橡胶支座(LRB)滞回特性模型和LRB隔震桥梁地震响应分析方法为出发点,分析目前LRB隔震桥梁地震响应领域的发展现状。全面总结了国内外学者在LRB隔震桥梁地震响应分析领
岩溶地貌是具有溶蚀力的水对可溶性岩石进行溶蚀等作用所形成的地表和地下形态的总称。它以溶蚀作用为主,还包括流水的冲蚀、潜蚀,以及坍陷等机械侵蚀过程。由于熔岩地质的独
The Global Rainforest Mapping (GRFM) project was initiated in 1995 and, through a dedicated data acquisition policy by the National Space Development Agency of
Phosphorite has become increasingly important as the raw material for phosphatic fertilizer. Phosphorite nodules are widespread in the Kursk complex deposit (Ru
Laser Raman spectroscopy and cathodoluminescence (CL) image reveal that zircons separated from paragneisses in the southwestern Sulu terrane (eastern China) pre
Forty-eight samples are chosen to discuss the distribution in space and time of the cooling fluctuation events during Holocene in the tropical zone of China in
Based on a cloud model and the four-dimensional variational (4DVAR) data assimilation method developed by Sun and Crook (1997), simulated experiments of dynamic
The foothill belts of Tianshan Mountains are about 280 km long and 60 km wide, and the study area extends from Kuitun city to Fukang city. They are transitional
Vertical profiles of chl-a and primary productivity in the middle continental shelf area and eddy area of the East China Sea were studied using data from a crui