... "Foot"的意思是 "一只脚",而"bill"在这儿的诠释是"账单"。"Foot the bill."并非把帐单踩在足底下,而是付账的意思。 river bed 河床 upstream 顺流而上 ...
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... 硅铝酸式盐型风化壳(siallite-carbonate eathered crust) 河身(river bed) 夷最简单的面(planation surface) ...
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... [rivers] 大小河流的总称 [river bed] 被河流占有或从前被河流占有的沟槽 [river course] 河水流经的路线,通常指能通航的水路 ...
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river bed placer 河床砂矿
deformation of river bed 河床变动 ; 河床变迁
dry river bed 干河床 ; 干涸河床
slope of river bed 河床比降
major river bed 主河床 ; 大河床 ; 洪水河床
river bed gradient 河床比降
fossil river bed 古河床
They caused delta environmental variations, such as coastal erosion, decline of ground water table, salty water intrusion, soil salinization, river bed erosion, deposition in the river courses in the estuary, and so on. I also tried to predict the evolution of the delta environment and put forward some proposals to control the environmental variations in the Luanhe River Delta.
本文根据滦河三角洲地区的野外调查及收集的大量资料，以引滦工程对滦河水文的影响为基础，全面系统地分析、论述了三角洲自然环境的变化：三角洲海岸侵蚀后退，地下水位下降，滦河口盐水入侵，土壤盐渍化，河床冲刷、拓宽，河口淤积，预测了三角洲环境演变的趋势，提出了控制三角洲变化的决策。
参考来源 - 期刊学术社区·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： riverbed river bottom
以上来源于: WordNet
N-COUNT A riverbed is the ground which a river flows over. 河床
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