论文部分内容阅读
[!--newstext--]
[!--title--]
【摘 要】
：
s: The removal of bed material from active river channels usually affects the bed profile of the streambed, causing progressive degradation upstream and downstr
【机 构】
：
Institute of Fluid Mechanics, Faculty of Engineering,Universidad Central de Venezuela. Caracas, Vene
【出 处】
：
Journal of Mountain Science
【发表日期】
：
2004年03期
其他文献
An in situ zircon Hf isotopic,U-Pb age and trace element study of banded granulite xenolith from Han
Backscattered electron images, in situ Hf isotopes, U-Pb ages and trace elements of zircons in a banded granulite xenolith from Hannuoba basalt have been studie
Quantitative Analysis of Groundwater Flow near a Partially Penetrating River under Riverside Pumping
According to practical geological and hydrogeological conditions of riverside water-supply well fields in northwestern China, an ideal hydrogeological model has
人文教育不仅是一门系统的知识教育,更是“立人”教育。当前,军队教育中存在着人文教育缺失的现象。应充分认识任职教育中人文教育的重要意义,探索任职教育人文教育的新途径
Late-Stage Ductile Deformation in Xiongdian-Suhe HP Metamorphic Unit, North-Western Dabie Shan, Cent
New structural and petrological data unveil a very complicated ductile deformation history of the Xiongdian-Suhe HP metamorphic unit, north-western Dabie Shan,
Dating data,altitude of Neolithic sites,climatic changes from sedimentary records and previous research results were collected and analyzed to detect possible c
Some authors have developed a few methods of measuring wave slopes based on light refraction, including the measurement method via the distribution of light int
Sedimentary response to an orogenic process is important for determining whether South China had compressional or extensional orogeny during the period from the
Experiments were conducted and field investigations were performed to study the development of step-pool sequence and its effects on resistance to the flow and
Typical reefs in the Paleogene and early Neogene strata of the Qaidam Basin, Tibetan Plateau, China, reveal their internal structures and sedimentation environm
Chemical forms of phosphorus in the sediments of the Daya Bay, the Zhujiang River estuary, and the Xiamen Bay are measured with extraction solutions of MgCl2, N