水系特徵 的英文怎麼說
中文拼音 [shuǐxìtèzhǐ]
水系特徵
英文
drainage characteristics- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 徵 : 名詞[音樂] (古代五音之一 相當于簡譜的「5」) a note of the ancient chinese five tone scale corre...
- 水系 : river system; hydrographic net; drainage; basin
- 特徵 : characteristic; feature; properties; aspect; trait
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Aquatic ecosystems share a number of basic structural and functional characteristics with terrestrial ecosystems.
水生生態系統的結構和機能,在許多基本特徵方面同陸地生態系統一樣。Phylogenetic analysis based on the amino acids of the ubiquitin / ribosomal fused proteins of different animals well reflected the established phylogeny of the chosen organisms, and amphioxus was branched off from chordates and formed a separate cluster with an intermediate placement between invertebrates and vertebrates in the tree
通過對ubiquitin的系統進化分析,發現文昌魚ubf80除了具有脊椎動物和無脊椎動物的特徵外,還具有自己的一些獨特的特徵,從分子水平上支持了文昌魚是脊索動物進化過程中的一側枝的觀點。Abstract : considering the stochastic characteristic of main hydrogeologic parameters in yuanbaoshan open coal pit, a groundwater stochastic management model for optimal drainage borehole design is established. the result of the modeling shows the effect of stochastic characteristics of hydrogeologic parameters on the result of management modeling. it was found that the higher the parameters uncertainty and the management reliability level, the worse the management result
文摘:從影響元寶山露天礦地下水疏乾的主要水文地質參數隨機性特徵分析入手,建立並求解了元寶山露天礦疏干工程優化設計的隨機地下水管理模型,揭示了水文地質參數隨機性對管理模型結果的影響,認為參數的隨機性越大,管理結果越壞;置信水平越高,管理結果越壞,且滲透系數和邊界條件對管理結果影響最大。The study conducted research on the following four fields : firstly, the characteristics of the interfacial polymerization system of piperazine aqueous solution / trimesoyl hexane solution were systematically investigated. the results show that at a certain molar ratio between the two monomers, piperazine and trimesoyl, at the two phase interface, a dense functional layer of ultra low pressure, high permeating flux and high salt rejection formed by controlling the time of interfacial polymerization, such as the composite membrane ( i ), the concentration in water phase is 0. 4 %, and 0. 1 % in organic phase, and the polymerization time is 1 minute
本文主要進行了四個方面的研究,首先系統分析和研究了哌嗪水溶液均苯三甲酰氯正己烷溶液界面聚合體系特徵、界面聚合反應中各影響因素對膜性能的影響等,結果發現,當界面處兩相單體(哌嗪和酰氯)分子摩爾比為某一比值時,通過控制界面聚合時間(有機相處理時間) ,可以形成超低壓高通量高脫鹽的緻密功能層,如復合膜( ) ,水相濃度為0 . 4 ,有機相濃度為0 . 1 ,聚合時間1min 。The empirical equation w = asb was used to fit water holding capacity of four kinds of agricultural soils in loess plateau. soil water holding capacity and unavailable water content increased as soil texture became clayed. available water content in loam was higher than those in sandy soil and clayed soil
黃土高原四種主要農業土壤的水分特徵曲線並無明顯的平臺或拐點產生,其關系能夠很好地用garden經驗方程( w = as ~ ( - b ) )進行擬合。Statistical analysis of the river networks on neotectonic divergency of east and west parts in jiaodong peninsula
膠東半島新構造東西分異的水系特徵統計分析For river networks, its growth subjects are notably influenced by climate, geotectonic movement, and mankind actions. and its character certainly reflects the different conditions of geotectonic movement. statistical analysis of some characters of the river networks including the river direction s, the geometric fractal of main river s and the river network density s in jiaodong peninsula showed that the river networks respond obviously to the neotectonic movement. the area is mainly divided into the west part and the east part by taocun - dongdoushan fault during neotectonic movement
水系的發育受氣候構造運動和人類活動的顯著影響,構造運動狀況的差異必然反映在水系特徵上。通過對膠東半島水系的展布方向水系分形諸水系特徵的統計分析,揭示出水系受新構造運動有較明顯的響應,桃村東陡山斷裂是本地區東西部新構造上的主要分界。The statistics show that the correlation of antecedent precipitation, lithology, landform, drainage density, drainage area, length and ratio of demotion of main river and four characteristics of low flow is very complex
統計結果表明:流域的枯季前期降水、巖性、地貌、流域面積、河網密度、主河道長度及其比降等因子與喀斯特流域的枯水四特徵的相關關系異常復雜。The geological factors are important besides them, which are related to the loess landslide and evolution of gullies, specially for bedrock folds, bedrock joints and loess joints. in field, the data of the bedrock elevation in the three sheets combined with the research from south to north lively were got by gps12xlc pocket locator, the type and its evolution of bedrock, loess landslides and distribution of hydrographical net were explored too. at office, the synthetic analysis and contrast were used including the simulating analysis about the data by mapinfo 6. 5, software of gis, discussion and communication with experts, in order to demonstrate and reveal the rules between the loess landforms and its pale bedrock landforms and the impact of structure on erosion interiorly in shaan bei
在野外,以代表調查區和路線調查相結合的方法,利用gps12xc型手提式定位儀採集基底高程數據,實地觀察基底地層產態變化規律和特徵,觀察黃土地貌、黃土崩塌、水系展布及土壤侵蝕等與地質構造之間的關系;在室內主要進行綜合分析與對比,利用gis系統的mapinfo6 . 5軟體對採集數據模擬分析,並將認識成果與其他專家學者進行交流和探討,從而論證和揭示陜北黃土地貌南北縱向分異與基底古樣式關系特徵及水土流失與構造因素之間的內在規律。Through field investigation and analysis indoor, with studying all hydrochemistry data in detail, including macro components and micro components, the author finds out the hydrochemistry feature of ground water. for further specifying the ground water system, with cluster analysis of macro components of surface water and ground water in total 147 samples and the analysis of micro components, including ree, the main ground water systems are distinguished by and large, especially the ground water system main of fault no. 7 and fault no. 15 water bearing belts which have differences at macro and micro components between the two ground water systems, moreover, the main hydrogeochemistry effects are established such as lixiviation, oxidization, precipitation and mixing effect, especially the mixing effect which result in the complexit y of the hydrochemistry of deep bearing tectonic fracture water. based on them, the hydro geological model of upper dam base is established, meanwhile the author summarizes the hydrochemistry feature of weathering crevice water, surface tectonic crevice water and deep tectonic crevice water
為此,本文以大崗山壩區水文地球化學問題為研究對象,通過野外調查和室內分析,詳細的研究了壩區水化學資料,包括宏量組分、微量組分,查明了壩區地下水水化學特徵,對採集的147個地表及地下水樣的宏量組分進行聚類分析,結合微量元素,稀土元素的研究,並應用二氧化硅地熱溫標確定了深部構造裂隙水的熱源深度,基本區分了壩區各個主要地下水水系,特別是以f7 、 f15斷裂含水帶為主的地下水系,它們的宏量組分、微量組分以及稀土等方面均存在差異,以此為基礎,結合壩區水文地質條件,建立了壩區的上壩址的水文地質模型,同時通過分析了壩區花崗巖區的水化學資料,確立了壩區主要的水文地球化學作用,分別為:溶濾作用、氧化作用、沉澱作用、以及混合作用,混合作用是導致深部承壓裂隙水水化學復雜的主要原因,並總結了壩區風化裂隙水、淺部構造裂隙水、深部構造裂隙水的水化學特徵。Abstract : presents the in - depth investigation of the influence of algae, humic acid and low turbidity on the flow current response characteristics of water in lakes or reservoirs for the successful application of flow current self - controlled coagulant dosage system
文摘:近年來,在國內多家以地表水為水源的水廠的混凝投藥生產實踐中已經較為成功地應用了流動電流自控投藥系統,而對于具有特殊水質特徵的湖泊、水庫水的流動電流響應特性尚未進行較為深入的研究,本文將分別就藻類、腐殖酸、低濁對流動電流響應特性進行詳細的探討。Through the analysis of factors relating to aquiferous features, contact with water, groundwater recharge, run - off, discharge and groundwater chemical characteristics, we determine the hydrogeological conditions in the no. 1 mine field and suggest a basis for deposit exploition
摘要通過對大南湖煤田一田含水層特徵、水力聯系、地下水補給、徑流與排泄及地下水化學特徵等因素的分析,確定該井田水文地質條件類型,為礦床開采提供依據。The main research contents include three parts : ( 1 ) combined with the characters of inland qinhuai river, the numerical modeling system for water diversion was set up. ( 2 ) aquatic environmental gis was developed based on integrated digital map of inland qinhuai river with ole. ( 3 ) based on the visual basic advanced program language, the user interface of water quality simulation, visualization and gis management were achieved
論文的研究內容包括: ( 1 )結合南京內秦淮河水系特徵,建立了內秦淮河水系調水數值模擬系統; ( 2 )利用ole技術實現對內秦淮河水系數字地圖的集成,建立了該水系水環境地理信息系統; ( 3 )結合面向對象的visualbasic高級編程技術,建立了水質模擬結果可視化與水環境地理信息系統管理共同的用戶界面。The relationship of soil particle - size distributions and soil water retention characteristics, saturated and unsaturated hydraulic conductivity were studied in the lab
本研究對陜西四種不同質地土壤的粒徑分佈與水分特徵曲線及飽和、非飽和導水率的關系進行了研究。Affected by the region ' s natural environment, river system characteristics, climatic conditions and its social economy, disasters always occurred in summers and concentrated in the center of the basin
受自然環境、水系特徵、氣候條件及社會經濟狀況等因素影響,災害發生的時間規律與地域分佈表現出夏季為高發期、平原中腹是集中地的特徵。Soil moisture curve is elementary curve that shows the relation between potential energy and the content of water soil and analyses retaining and transporting in soil water belt
摘要土壤水分特徵曲線是表徵土壤中水的含量與勢能之間的關系,是研究包氣帶土壤水分的保持和運移所用到的基本特性曲線。Through theoretical analysis, experiment on site and numerical simulation, the characteristic of goal - water - gas system was analyzed during injecting water, and the mechanics properties, stress and strain state of coal and quantity of gas emission were studied
摘要通過理論分析、現場實驗及數值模擬等手段,分析了注水過程中煤水瓦斯體系特徵,研究了注水對煤的力學性質、應力和變形狀態以及對瓦斯湧出量的影響。The research shows that the variation of hydrological and hydraulic characteristics directly causes the variation of eco - environmental elements, and finally leads to the ecological stress on river ecological system
研究結果表明,水文水力特徵的變化直接導致了生態環境要素的變化,最終將對河流生態系統產生脅迫。It can be use as a parameter to describe the variety of soil texture. 3. on the basis of the a & p model, soil particle - size distributions and soil bulk density data is translated to soil water retention characteristics
A & p模型得出的四種土壤的水分特徵曲線,在低吸力范圍段可以較好反映土壤實際的土水勢與含水量之間的關系。Study on paddy soils biochemical indexes and microbial populations in the condition of free - air co2 enrichment
2濃度增高條件下水稻土生理生化指標及微生物區系特徵的研究分享友人