洪積形成 的英文怎麼說
中文拼音 [hóngjīxíngchéng]
洪積形成
英文
diluvion-
( 1 ) the soil from century garden is an alluvial and diluvia soil in an alkalescent medium
（ 1 ）世紀花園地基土是在弱偏堿性介質環境下形成的沖洪積沉積。Splays are commonly formed by currents from crevasses in levees.
嗽叭形堆積通常由堤防決口的洪流所形成。The elementary idea of the reference units method can be described as follows : firstly, by the setting of double series of reference units, we can control the highest and lowest land quality class of each village or town ; secondly, the class of the arable land will be get through the contrast between the arable land with the reference unit which has been selected in the same area, the difference in quality is the key factor to classify the land. the results show, 87. 6 % of the lands from i to iii distribute on alluvial and lacustrine plains, where the associated soils are mainly grey fulvo - aquic and calcareous concretions black ones. and 61. 4 % of them from iv to vi distribute on slightly rolling parts with mainly yellow - cinnamon soil developed from the diluvial and slope deposits
分等結果表明：臥龍區等的耕地中，有87 . 6分佈在沖積、湖積平原區，主要土壤類型是在河流沖積物上發育形成的灰潮土、在湖相沉積物上發育形成的砂姜黑土；等耕地中，有61 . 4分佈在壟崗區，主要土壤類型是洪坡積物上發育形成的黃褐土：而、等耕地集中分佈在丘陵區，主要土壤類型是殘坡積物上發育形成的粗骨性黃褐土，等別結果分佈總體上體現了不同地貌類型、土壤條件下耕地質量的差異。Poking around in a canyon in the walla walla valley of eastern washington, he found 39 stacked layers of sediment deposited by water
他在華盛頓州東部瓦拉瓦拉谷的一個大峽谷中四處探訪，發現了洪水沉澱物形成的39個堆積層。Because of the unreasonable operation mode, the reservoirs sedimentation is serious, which lead to the problems of inadequate use of water resource, degressive works benefit and high risk in water works operation and flood control in this area
但長期以來，由於運用方式不合理，水庫工程泥沙淤積嚴重，徑流資源得不到充分利用，工程效益逐年衰減，並對工程運行和地區防洪安全形成嚴重威脅。Due to issues of dongting lake districts flood composition, the evolution of sediment flow, the river and lake ( r & l ) distribution characteristic as well as the layout of r & l - dredging engineering, the article simulated the model of the dongting lake terrain change by using the gis technology and adopted the limited volumetric method to establish the two - dimensional hydraulics computation model of lake in order to forecast the water level, the flow capacity, the speed of flow and changes of flow field after implemented the project, which have provided the reliable theoretic basis for the decision - making and implementation of renovation for river course, canal and harbor and river course - dredging engineering
摘要針對洞庭湖區的洪水組成、水流泥沙演變、河道湖泊水系分佈特點以及河道湖泊疏浚工程布局情況，利用gis技術模擬洞庭湖地形變化，採用有限體積法建立了湖泊二維水力學計算模型預測疏浚工程實施后的水位、流量、流速流場變化，為河道、航道港口整治、河道疏浚清淤等工程決策與實施提供了可靠理論依據。Ebinur every stream in the north, merely possess the a little flood water in the summer season to go into the sun dry little lake district, makes the little water area, and the water evaporates in briefly time to to be lost
艾比湖北部各小河，只在夏季洪水期有少量洪水進入乾涸的小湖區，形成小面積的水域，而且在短時間內蒸發散失。( 5 ) by analyzing the terrace in the lacustrine sediment of the ancient barrier lake, diexi, minjiang river, forming of the terrace is not only because of the intermittent arising of the tectonic movement, but also because of descend of the eroding normal covering resulting from destroying of the barrier lake
（ 5 ）通過對岷江疊溪古堰塞湖湖相沉積中的河流階地分析可知，階地的形成不僅僅是由於新構造運動的間歇性抬升作用，由於堰塞湖的潰決引起洪水下泄，導致河流侵蝕基準面的下降也可以形成階地。Based on the analysis of satellite images of various periods, landform data and river channel transverse section evolution in the lower yellow river, the characteristics of the river channel boundary condition changes at different location are clarified as middle flood channel flood transport width and area are evidently decreased especially for the main channel with comparison to 1950s, beach area that is unimpeded before become blocked because of road, irrigation channel constructed on it, and consequently intensify high edge of beach and lowering dyke and river
在現場查勘的基礎上，通過對丹江口水庫和小浪底水庫攔沙初期下遊河道演變、排洪能力變化特點的對比，分析了黃河下游防洪面臨的新形勢:小浪底水庫攔沙初期，下遊河道發生沖刷，但艾山以下窄河段沖淤變化不大，近年來形成的淤積萎縮的狀況難以很快改觀，游蕩性河段調整劇烈，工程出險機遇增大，河道水位流量關系中水流量以下部分同流量水位明顯降低，中水流量以上部分水位降低幅度可能會明顯偏小，防洪形勢仍不容樂觀。Alluvial soil a type of soil formed on river floodplains and deltas, where new sediment is deposited on the land during floods
沖積土：在河流漫灘和三角洲地帶由洪水沖刷泥沙沉積而形成的土壤類型。Ice dam, ice cover and ice jam, which are farmed by stack, jammed and collective ice, can increase river resistance and water stage, resulting in flood, construction damage and navigation problems
冰塊堆積，堵塞和聚集形成的冰壩、冰蓋和冰塞會導致河道阻力增加，致使上游水位上漲，並可能造成冰期洪水，建築物破壞，航運不暢等危害。The second terrace turned into a complex terrace because of the slackwater sediments caused by the yellow river ' s flood in late holocene
距今4000年左右的史前洪水階地上加積了一層平流沉積物，形成復合型階地，其下部為基座階地，上部為上疊階地。分享友人