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- The article introduces the distributing area,thickness change,the old river erosion and sediment surroundings of conglomerate layer K21. 就大同矿区K21砾岩层的分布范围、厚度变化、古河流冲刷现象、砾径变化、沉积相等进行了介绍。
- Factors affecting the processes of soil erosion and sediment yield have more asymmetry and variability and enhance the complexity of modeling sediment yield in different scales. 影响侵蚀产沙过程的因素在时空上具有很大的不均匀性和变异性,增加了不同尺度间侵蚀产沙模拟的复杂性。
- Soil erosion on loess slopes has clear vertical zonation.Each erosion zone has its own characteristics of erosion and sediment yield, and the zones tend to have mutual influence. 黄土梁峁坡面土壤侵蚀具有明显的垂直分带性,不同侵蚀带具有各自的侵蚀产沙特点,且彼此相互影响。
- The generation process of runoff and sediment erosion and the hydrodynamic characteristics of flow on forage grass slope with different coverage are quantitatively studied in laboratory. 通过室内模拟降雨试验,研究了不同盖度草地与裸地坡面的产流产沙过程与坡面流水动力学特性。
- Two thirds of the world's total sediment transport to the oceans occurs in South and East Asia, UNEP said, and deforestation is adding to soil erosion and sediment loads in waterways. 凡得瓦表示,会议也希望促成政府、民间社团、地方政府、私人企业及其他非政府组织间的更多合作和联盟。
- The relationship of erosion and sediment yield and the effect of rainfall runoff on sediment delivery ratio of basin system are discussed based on data of Dalihe in the gullied hilly loess areas. 根据大理河流域水文测验资料,探讨了黄土丘陵沟壑区流域系统泥沙输移比的年际与次降雨时空变化特征和次降雨径流对泥沙输移比的影响及影响次降雨泥沙输移比的暴雨洪水能量转换机制。
- In China, water and sediment related disasters resulted from erosion and sedimentation has seriously affected the rapid sustainable socio-economic development. 国泥沙问题非常严重,水沙灾害严重制约了国民经济的持续快速发展。
- soil erosion and sediment yield model 侵蚀产沙模型
- erosion and sediment calculation 冲淤计算
- erosion and sediment contribution 侵蚀产沙作用
- IRTCES is also responsible for the management of Qian Ning (Ning Chien) Memorial Prize for Erosion and Sedimentation. 组织评审钱宁泥沙科学技术奖”。
- erosion and sediment yield on slope 坡面侵蚀产沙
- Construction of drainage facilities with armoring when necessary to control erosion and sedimentation. 兴建排水设施时,以控制水土流失和泥沙淤积。
- erosion and sediment yield system 侵蚀产沙系统
- Mega-geomorphology studies the typical landforms produeed by theplate tectonic processes and the subsequent erosion and sedimentation. 板块构造革命和空间形象新技术推动了80年代大地貌学的更新。
- Studies of erosion and sedimentation rates on Earth suggest that wind could have moved some of the Martian sediment in the past (just as it is doing today, albeit at a very slow pace). 参考地球上侵蚀与沉积速率的相关研究,显示风在火星上曾经搬运了一些沉积物(就如同今日在进行著的一样,只是步调慢得多)。
- Were also formed by marine erosion and weathering. 也是海蚀风化之后形成的石景。
- Soil Erosion and Sediment Deposition in Dongting Lake 洞庭湖泥沙沉积与土壤侵蚀
- Water delivery and injection line: cleanup scale and sediment. 输水、注水管线:清除水垢、沉积物。
- The water to recede again, you stood the geological weathering, erosion and sedimentation, and finally you are loading the Earth to the great changes in human history, do you keep your firm body. 海水来了又退去,你经受住了地质的风化、剥蚀和沉淀,终于你被地球的沧桑巨变载入到人类历史,你坚定地保持你的模样。