江流量 的英文怎麼說
中文拼音 [jiāngliúliáng]
江流量
英文
overflow discharge- 江 : 名詞1. (大河) (large) river 2. (指長江) the changjiang [yangtze] river 3. (姓氏) a surname
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 流量 : rate of flow; flow; runoff; discharge; throughput; (flow) rate; quantity (of flow); flux
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The copepods abundance impact on the abundance distribution of fish eggs, larvae
長江徑流量變動對魚卵仔魚數量和分佈產生一定的影響。So this article analyses deeply in the method of ensur ' my designing food rolume which is an important element to affect the " designimy height of bridge " it brings forward an " arverage optiminmy suiting line " method which is a bondage discommode series at the same time it puts forward a ensurmy principle for rough coefficient " and " fallimy flood proportion which are both suitable to heilongjiang province at last this article introduces the " three - days rainimy rolume " method
本文立足於黑龍江省各種河流的洪水特點,結合以往工程實際,對影響跨河橋梁設計高度的主要因素? ?設計洪水流量及其相應洪水位的確定方法加以詳細分析。提出有約束不連序系列的加權優化適線法及適合於黑龍江省的河流粗糙系數和洪水比降的確定原則,並介紹了三日降雨量法。In consideration of the crises of both the industrial water and the domestic water in the estuarial areas of the yangtze river caused by the decrease of the channel runoff and the intrusion of the sea water during the dry season in dry year, the concept, method and planning framework of the water resources allocation for the areas mentioned above along the main stem of the river are put forward herein based on the preliminary prediction of the future water demands by taking the water resources allocation therein during the dry seasons as the actual case in combination with the status quo of the water environment and water resources utilization concerned
摘要針對枯水年枯水季,因河道徑流量較少,鹽水入侵的頻率和強度顯著提高而引起的長江河口沿岸地區生產生活用水安全,文中結合長江口地區水資源利用和水環境現狀,以大通以下長江幹流地區在枯水季水量分配為實例,在初步預測未來河口地區水資源需求的基礎上,提出長江口地區水資源配置的思路、方法及方案框架。Paniculate organic carbon ( poc ) content of zhujiang river is lower than that of other rivers in the world. among the three branches, the content in xijiang river is the highest, then the dongjiang river, and then the beijiang river. the runoff of zhujiang river has very great seasonal change
珠江流量存在很大的季節變化,汛期擁有超過60的年度總徑流量, doc和poc在高流量時驟增, doc含量增加約20 - 90 ,而poc含量最大則可能增加6倍,與山區河流的特徵相似。Climatological characteristics, which can provide some drought or flood years with large - scale background, are investigated for large - scale water vapor transport over asian - australian monsoon region based on vertically integrated water vapor flux by pentad from 1980 to 1997. at the same time, the differences of moisture transport over the yangtze river basin between drought and flood and the moisture budgets over eastern china from april to september are examined. major results are as follows : i
使用1980 ? 1997年垂直積分的整層水汽輸送通量資料,從氣候平均的角度分析了亞澳季風區大尺度水汽輸送演變和偏南風水汽輸送在東亞地區推進的氣候特徵,為研究異常年份旱澇事件的產生提供了相應的大尺度背景;同時還討論了長江流域旱澇年水汽輸送的差異以及4 - 9月我國東部各區域的水分收支情況。This paper researches on the water and suspension in zhujiang ( pearl ) river and her three branches, sampling in makou hydrological gorge station of xijiang river, hekou hydrological gorge station of beijiang river and boluo hydrological gorge station of dongjiang river. the author calculated the riverine carbon flux and measured the content of different carbon forms and carbon isotope composition. furthermore, the author also studied drainage basin erosion and the influence of vegetation distribution on erosion
本文以珠江水體、懸浮物為研究對象,通過對西江馬口、北江河口、東江博羅斷面水體取樣,分析水體中不同形態碳含量,測定碳同位素值,並計算了河流碳通量值;還對珠江流域的侵蝕狀況及植被分佈對流域侵蝕的影響進行了探討。Taking the reach with fluctuating backwater area in jiaokou hydroplant in xiujiang river, guanxi zhuang autonomous region for instance, this paper analyzes the water - sediment characteristics of the fluctuating backwater area, calculates the design level of this reach with samples of level and discharge, etc., and propounds the determination method for the designed lowest navigable level of reach with fluctuating backwater area
以廣西繡江交口電站的變動回水區河段為例,分析了變動回水區的水沙特性,分別利用水位、流量樣本及不同方法計算與分析本河段的設計水位,提出了變動回水區河段設計最低通航水位的確定方法。The mission of merak - cpc is to cooperate with the coachbuilders and the end users in localized production as well as to provide good after sales service on a basis of good quality, with the aim of contributing ourselves to railway transportation construction in china with our professional experiences of decades
江蘇常牽美萊克空調系統有限公司的使命是與客車製造商和最終用戶緊密合作,在確保質量的基礎上使我們的產品國產化,並運用我公司在這一行業數十年的經驗為中國大客流量軌道運輸建設做出我們的貢獻。( 4 ) the correlations are significant between the sth position index and the general circulation. in the westerly ( easterly ) year, equatorial westerly is weaker ( stronger ), cross - equatorial flow is weaker ( stronger ), south china sea summer monsoon is weaker ( stronger ), the yangtze river valley westerly is stronger ( weaker ), which has the positive ( negative ) effect on the maintenance of rain band over the yangtze river valley, so the rainfall is more ( less ) in this area and it is hit by floods ( droughts ), vice versa
( 4 )本文運用定義的副高指數研究了六月份副高偏東偏西年份的大型環流特徵及其對我國東部天氣的影響,風矢量場和相關場分析結果表明:副高偏西(東)年,赤道西風減弱(增強) ,越赤道氣流偏弱(增強) ,南海夏季風偏弱(強) ,而長江流域西風增強(減弱) ,有(不)利於雨帶在江淮流域維持,該地區降水偏多(少)易澇(旱) 。Five vegetation communities : herbosa, shrubs, coniferous forest, theropencedrymion, and evergreen broad - leaved forest in the red soil region of the lijiang valley are selected as the five successive stages of the typical restoration process of degraded ecosystems to study variation of structure and biomass of the vegetation of the five different stages
摘要利用時空替代原理,選取灕江流域紅壤區退化生態系統恢復過程中具有代表性的草叢、灌叢、針葉林、針闊混交林、常綠闊葉林5個階段作為演替序列,研究自然恢復過程中各演替階段的植被結構動態和生物量變化。Based on the analyses of water quality monitoring data of over 120 hydrometric stations in the yangtze river system during the last 30 years, the effect of lithology and climate rainfall on major ion chemistry of the river water has been studied by means of statistical approaches such as principal component analysis and correlation analysis
在分析長江流域120餘水文站點近30年水質監測數據的基礎上,運用主成分分析相關分析等數理統計方法研究巖性和氣候條件降水量對長江水系河水主要離子化學的影響。Analysis of design low water in planned water source of mashi city on yalujiang river
鴨綠江擬建馬市水源地設計枯水流量分析The mathematical model was applied to serve the engineering projects. the different water levels and flow discharges in nanjing river reach are calculated, bed scour and sedimentation in this engineering reach during one hydrologic year are verified. all results are in good agreement with field measurements
西氣東輸過江工程,採用該模型模擬南京西壩泗源溝河段不同流量水流運動,並計算一水文年過程該河段的河床沖淤變化,結果和實測資料也基本一致。The main conclusions are as follows : the hco3 - ion content of zhujiang river changes notably in one hydrological year, especially in wet season and dry season. as for the content of inorganic carbon, that of the xijiang river is the highest, then the beijiang river, and then the dongjiang river. the xijiang river ' s inorganic carbon source was major from karst process in the drainage basin
得出如下的結論:珠江水體hco _ 3 ~ -離子含量在一個水文年中發生顯著變化,特別是豐水期與枯水期之間波動幅度較大;無機碳含量西江含量最高,其次是北江,東江最低;西江無機碳主要來源於巖溶作用,由於受河流沖刷效應影響,豐水期hco _ 3 ~ -離子含量升高;東江流域無機碳主要來源於硅酸鹽巖的碳酸鹽風化過程,豐水期hco _ 3 ~ -離子含量無顯著變化;北江無機碳來源於巖溶作用和硅酸鹽巖的碳酸鹽風化過程,受稀釋效應影響,無機碳含量隨水量增加而降低。The analysis of the meteorological and hydrological data shows that there is close correlation between the water level of the xijiang river and the upper reach water level and areal mean rainfall
摘要根據氣象和水文資料,以上游面雨量、水位值為預報因子,以西江流域的梧州水位為預報量,發現預報因子與預報量有很好的相關性。It is difficult to be settled by classical theories because of fixed quality and quantity. this thesis bases on the improvement of traditional way, overcomes its i ack experience, takes the more advanced fuzzy decision - making and optimal selection theory, researches into the established model and gets the result that it ' s best to set pangtoupao storage and detention flood area on the left side of menjiang river by comparing the four schemes and ten objectives of fixed quality and quantity. the result holds identical views with the result of usual economic evaluation. so it ' s the first time using fuzzy decision - making and optimal selection theory to resolve the important and pragmatic problem comprehensively and scientifically
本文在總結用傳統的方法研究經驗與不足的基礎上,採用目前較先進的模糊優化理論及建立起的模型進行蓄滯洪區設置及規模研究,通過對嫩江四個蓄滯洪區方案, 10個定性定量目標的優化比選,得出在嫩江左岸設置胖頭泡蓄滯洪區最優,其優選結果與採用常用經濟評價方法所得結果基本一致,從而第一次用模糊優化理論較全面科學地解決松花江流域防洪工程中確定蓄滯洪區規模這一重大實際問題。Long - term prediction of annual maximum peak discharge at yangtze three gorges based on artificial neural network
基於人工神經網路的長江三峽年最大洪峰流量長期預報When the water situation of any river or lake approaches the guaranteed water level or the safety flow capacity, or when the water level of any reservoir approaches the level of design flood, or when a great danger occurs to flood control works, the flood control headquarters under the relevant people ' s government at or above the county level may declare an emergency flood season
當江河、湖泊的水情接近保證水位或者安全流量,水庫水位接近設計洪水位,或者防洪工程設施發生重大險情時,有關縣級以上人民政府防汛指揮機構可以宣布進入緊急防汛期。Sustainable development, which pursue long - time economic increase and quality advancement, is to satisfy both the needs of the present age and that of the future. shaowu, a county in mountainous area of fujian, plays a major role in the sustainable development in minjiang watershed. the thesis based on the theory of district sustainable development put forward the problems, pontentia and advantage which shaowu is faced with. the pattern of shaowu sustainable development and approach to implement it is also discussed. also, the thesis sets forth the important meaning of policy selection to the sustainable development and bring forward the adaptive policy of the sustainable development in shaowu
縣域可持續發展是指在一定時空尺度上,以長期的經濟增長及質量提高為目標,從而既滿足當代縣域發展的需要,又滿足未來縣域的發展需求。邵武是福建省的一個山區縣級市,邵武的可持續發展對閩江流域的經濟可持續發展起著重要作用。本文建立在區域可持續發展的理論基礎之上,並對區域可持續發展理論進行概括,通過對邵武資源環境和社會經濟基礎系統的分析,提出邵武可持續發展面臨的問題和所具有的潛力和優勢,充分論述邵武實現可持續發展的模式內容和實施途徑。The article, divided into 3 periods, describes the history of the development of zhujiang river ' s waterway transportation, and gives us a true picture of zhujiang river ' s waterway transportation in the following aspects : societal economy of zhujiang river valley, present conditions of fairway, harbors, ships and supporting & guarding systems such as waterway transportation industry, communication, piloting, and etc. the main contents include the characteristics of zhujiang river ' s layout, the fulfillments of zhujiang river ' s waterway transportation and the quantities of passengers and cargoes that zhujiang river carried, laying emphasis on the conveyance method and characteristics of zhujiang river as a main and important waterway transportation channel, and introducing characteristics of the fairway layout of the zhujiang river, present conditions of fairway grading structure, layout characteristics of the harbors in zhujiang river valley, harbor ' s handling capacity & container harbor ' s present situation, and gross tonnage & layout characteristics of shipping capacity of zhujiang river valley, ships " technical conditions and transportation methods
論文分三個階段論述了珠江航運發展的歷史沿革。從珠江流域社會經濟、航道、港口、船舶,以及水運工業、通訊導航等支持保障系統等方面論述了珠江航運的發展現狀,分析了珠江水系河流分佈特點,珠江航運生產,客貨運輸量,並重點論述珠江水系水運主通道和重要河道的運輸方式和運輸特點;珠江航道分佈特點、航道等級結構現狀;珠江水系港口分佈特點、港口吞吐量及集裝箱港口現狀;珠江水系船舶運力的總量、結構及分佈特點,船舶的技術狀況、運輸方式等。論文分析了珠江航運發展存在問題及制約因素,珠江航運發展存在的主要問題,一是內河航運建設資金投入不足;二是水資源未得到綜合利用;三是航運管理體制不順;四是技術裝備落後,限制了內河航運優勢的整體發揮。分享友人