河流中游 的英文怎麼說
中文拼音 [héliúzhōngyóu]
河流中游
英文
middle course-
Also to get some new conclusion of glacial lakes burst floods, in possibility study of glacial lake burst, and in qualitified study of the safety of the glacial lakes. the first character of this paper introduce the background of this paper, set the goal, content and methodlogy of the study work in this paper. the second chapter of this paper focuses on the meterological character, runoff composition character, why not correspondency of ratio of rainfall and runoff in same period to annual value for nianchu river, lasha river, niyang river and the middle reach of yalu - zangbu river
本文第一章介紹了課題的研究背景，提出了研究目標、內容和方法；第二章重點分析了年楚河、拉薩河、尼洋河和雅魯藏布江幹流中游段的氣候特徵，徑流組成特性，同期降水、徑流占年總量比例的不對應特性和原因，徑流年內年際變化規律及徑流深分佈特性，分析了天然洪水的特點和洪水參數；第三章介紹了冰川終磧湖的特點，結合已經發生潰決的冰川終磧湖的有關調查資料和考察資料，分析提出了危險冰湖判別指標和發生潰決的氣候條件、周期性特徵，提出了冰湖潰決洪水的計算途徑。As a result, vulnerable ecological environment is showed with the ecological bearing capacity in middle reaches of hetian river. in the view of the features of landscape pattern in the middle reaches of hetian river, the landscape protection principles of development, harmonization and reality and ecological landscape construction principle including adapting nature, mutualism, adjusting ecosystem and meliorating function, local regulation and whole " harmonization are put forward
A ，指出區域內生態環境質量在提高，但依舊無法脫離荒漠生態體系，是一種極其脆弱的生態環境。針對和田河中游地區景觀生態的具體特點，提出了發展、協調、現實的景觀保護原則以及適應自然、共生互利、調整結構，改善功能、局部控制與整體協調的景觀生態建設原則，相應地制定出河流廊道建設、綠色植被建設以及綠洲建設的景觀生態建設途徑Of course there was a booming current ; and of course that boat started her engines again ten seconds after she stopped them, for they never cared much for raftsmen ; so now she was churning along up the river, out of sight in the thick weather, though i could hear her
當然? ，水流得很急。輪船停機以後十秒鐘，又開動了機器。因為這些輪船根本沒有把木筏子上的工人放在眼裡，眼下它正沿著大河往上游開過去，在濃重的夜色中消失得無影無蹤，只是偶爾我還能聽到它的聲音。The daling river is a river of much bedload. the average of the loss sand can reach 21434. 3 thousandston, and the ratio is 18. 08 kg / m3. to this day, the ratio of sandiness by measuring in the biggest broken surface is 172 kg / m3. the baishi reservoir lies in the city named beipiao which in the middle reaches of the daling river in liaoning province, the income of the reservoir from the trunk stream is 11457 thousandston, and from the branch of the river is 1160 thousandston
大凌河是個多沙河流，多年平均懸移質輸沙量可達2143 . 43萬噸，平均含沙量為18 . 08kg m ~ 3 ，實測最大斷面含沙量為172kg m ~ 3 ，白石水庫位於大凌河中游的遼寧省北票市，年入庫沙量，幹流為1145 . 7萬噸，支流?牛河為1160萬噸。Based on field data and former researches, influence of inflow of anabranches on middle and lower reaches of the hanjiang river was analyzed
摘要在實測資料和前人研究的基礎上研究了支流入匯對漢江中下游水沙條件、河床演變以及河流功能維持的影響。Separately speeking, for outward rivers in cansu ( either to the yellow river or to the yangtze river ), the allocable water resources are mainly the river runoff and groundwater, the priority sequence of water resources allocation would be : the water use for maintenance of local plantation including the environment - oriented and irrigated ones, water use for social and economic activities, and the runoff to lower reaches
外流河流域的降水首先為當地的植被耗用，剩餘的才形成可供開發的地表徑流和地下水；水資源配置的順序是：當地植被耗水，當地社會經濟用水，最後形成干支流出境的徑流供中下游地區使用。The forest cover will rise from 10. l percent to 27 percent in 30 years in the other three major control regions, namely soil erosion areas in the middle reaches of the yellow river, wind eroded areas on the loess plateau and areas along river sources in qinghai province
用30年左右的時間，使黃河中游水土流失區、黃土高原風沙區、青海江河源頭三個重點治理區森林覆蓋率由目前的10 1提高到27以上。The location of kulangnagu : that ancient river and east bank of the wave of tributary storehouse of middle reach of river of yeerqiang lying in the southwest of yecheng county, more than 200 kilometers from the county town of yecheng, there are flood threats in summer, the icy snow seals in winter, natural conditions are bad
庫浪那古地段：位於葉城縣西南的葉爾羌河中游支流庫浪那古河東岸，距葉城縣城余公里，夏季有洪水威脅，冬季冰凍雪封，自然條件差。It decides the protective objectives for different ecological reserve area based on the study of channel wetlands and survey and analysis of top - grade species ( fishes ) of the yellow river : from the point of the basin, the main ecological protective objectives of the tipper stream are vegetation and forest for conservation of water supply ; soil and water conservation is the main in the middle reaches for vegetation protection and rehabilitation and ; the lower reaches takes types of wetlands protection and wetlands area maintenance as the main, protecting biodiversity and important birds resources
在黃河河道濕地研究和黃河水體內頂級物種（魚類）的調查分析基礎上，確定了黃河不同類型生態保護區的生態保護目標：從流域角度而言，黃河上游的主要生態保護目標是植被和水源涵養林；中游應以水土保持為主，主要是恢復和保護植被；下游以保護濕地類型和維持濕地面積為重點，保護生物多樣性和重要鳥類資源。River running is kind of like going on a boating tour down a river, except every so often your enjoyment of the scenery is interrupted by battling your way through roaring cascades and jagged rocks
河流漂游有點兒像沿河坐船觀光，只不過你要不時地在暴瀑和亂石中將你的通路開辟出來，令賞景變得斷斷續續。Stressing the main points and implementation and quickening the steps of soil and water loss in upper and middle reaches of the yellow river
突出重點抓好落實加快黃河上中游地區水土流失防治步伐Impacts of environmental change on runoff in the yiluohe river basin of the middle yellow river
環境變化對黃河中游伊洛河流域徑流量的影響Function of warping dams in prevention and management of soil and water loss in the middle yellow river
淤地壩在黃河中游水土流失防治中的作用Further study on key tributaries in coarse sand concentrated coming area in the middle yellow river
黃河中游粗泥沙集中來源區重點支流深化研究Compared with the 1960s, the sunshine percentage of 1990s decreased in the middle and lower reaches of the yellow river, and increased a little in the upper reach
對日照百分率氣候變化的空間分析表明，除極少數臺站的日照百分率呈略有上升趨勢外（主要出現在流域上游） ，黃河流域日照百分率的下降表現得非常明顯，遍布整個流域的中、下游。The paper analyzes and summarizes the following laws of distinctive sediment yield produced in storm floods of the region based on predecessors ' study : storm is the main dynamic force of erosive sediment yield and storm, flood and sediment exist an inevitable relation ; the flood occurring time is concentrated with high peaks and huge volume, suddenly rising and suddenly falling and has decisive influence to the formation of a major flood peak in the middle yellow river ; the main reasons of concentrated coarse sediment of the river is severe erosive sediment yield, strong sediment transporting capacity and high sediment concentration ; the important influence of frequent or continued storm floods happened in he - long reach especially in coarse sediment concentrated region to the sediment transport of the yellow river and ; along with the increase of harnessing, regional flood trend is becoming smaller but the variation of sediment quantity is not obvious and the reaction of peak discharge and flood runoff of majority tributaries are not sensitive, showing that a general and normal engineering works can not effectively control regional major floods especially the sediment of an extraordinary flood
摘要在前人研究的基礎上分析總結了該區特有的暴雨洪水產沙規律：暴雨是侵蝕產沙的主要動力，暴雨、洪水、泥沙之間存在著必然的關系；洪水發生時間集中，峰高量大，暴漲暴落，對黃河中游大洪峰的形成具有決定性影響；侵蝕產沙強烈而粗泥沙集中，輸沙能力強，洪水含沙量高，是黃河粗泥沙的集中來源地；河龍區間特別是粗泥沙集中來源區頻繁或連續的暴雨洪水對黃河輸沙有重要影響；隨著治理水平的提高，區域洪水有減小趨勢，但泥沙量變化不明顯，大部分支流的洪峰流量、洪水含水量反應不敏感，說明一般規模和水平的治理工程還不能有效控制區域大洪水特別是特大洪水的泥沙。The results indicated that the originating centre of cultivated soybean in china was a stripe region from southwest to northeast, including sichuan, shaanxi, henan, shanxi, shandong and hebei provinces. the northern spring soybean might originate in yellow river valley, and then, spread to the northeast and northwest of china
結果表明，中國栽培大豆起源中心為由西南向東偏北方向延伸的帶狀區域，包括河北（含北京） 、山東、山西、河南、陜西、四川等省（市） ；北方春大豆起源中心可能在我國黃河流域中下游地區，以後向東北和西北擴散，南方地區春大豆和南方夏大豆的起源地可能在四川，以後向南、東南方向傳播。Analysis on effect of water saving reconstruction of irrigation district in middle reaches of heihe river
黑河幹流中游灌區節水改造效果分析Mountain flowing water name quarry jade and carve jade actor name, is it catch ore weather into avalanche originally to refer to, and carry the malachite for the river upper and middle reaches from the river
山流水山流水名稱由采玉和琢玉藝人命名，即指原生礦石經風化崩落，並由河水搬運至河流中上游的玉石。Based on characteristics of middle and upriver drainage areas of a river in our country, this paper analyzes and studies some hydrological information and draws a conclusion of floodgates, flood prevention standards and structure safety requirement are adopted as premises and compositive parts of floodgates are studied from an economical point of view. an economical and reasonable structure type was selected as an optimization
本文根據我國某河流中上游流域特徵，通過對該流域水文等資料進行分析與研究，得出在該河流建設水閘防洪的結論，本文在水閘的結構布置設計中，以結構布置滿足防洪標準及結構安全要求為前提，以經濟角度對水閘的各組成部分進行方案研究與優選，選出經濟合理的結構型式。分享友人