河流密度 的英文怎麼說

中文拼音 [héliúmìdù]
河流密度 英文
drainage density
  • 河 : 1 （天然的和人工的大水道） river 2 （指銀河系） the milky way system; the galaxy 3 （特指黃河） t...
  • 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...
  • 密 : Ⅰ名詞1 （秘密） secret 2 [紡織] （密度） density 3 （姓氏） a surname Ⅱ形容詞1 （距離近; 空隙小）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 河流 : rivers; stream
  1. From a paleogeomorphic point of view, the dentric and anastomosing pattern of distributaries in the mississippi river delta complex is three dimensional.

    從古地貌觀點來看，在密西西比河三角洲復合體內，樹枝狀和網狀的分流模式是三度空間的。
  2. Working carefully in fast - flowing eddies created by crumpled steel and concrete, divers with only a foot of visibility had located some of the vehicles that were hurled into the river when the 40 - year - old bridge gave way during wednesday ' s evening rush hour in minneapolis

    星期三傍晚下班交通高峰時期，密西西比河上方一座年逾40的橋轟然倒塌，斷橋的鋼筋混凝土掉入水中激起很多旋渦，水下救生員在能見度只有一英尺的水中經過認真摸索找到了一些被捲入急流旋渦中的汽車的位置
  3. The equation for estimating land surface temperature of huaihe river basin has been set up by using the data of split window channels of trmm and gms - 5 satellite and the ground observation data of hubex

    利用trmm衛星和gms - 5衛星的兩個紅外分裂窗通道的亮溫資料，結合淮河流域能量與水分試驗hubex加密觀測期間獲得的地面溫度的觀測資料，建立了反演淮河流域地面溫度的參數化方程。
  4. In the end, the standard partitions the grades of obstruction traits. the river hydrotechnic obstructions assessment program plans the assessment program for common hydrotechnic buildings roundly and establishes the strict review system

    內河水工礙航物礙航評價工作程序較全面地規劃了一般水工建築物進行礙航評價的工作流程，制定了較嚴密的礙航評審制度。
  5. The factors include antecedent precipitation of low flow period and status of karst basins ( such as lithology, landform, drainage area, drainage density, length and ratio of demotion of main river and so on. ). based on the former studies, integrated the conventional statistic methods, the technique of anns is applied in this paper for researching the law of the low flow of karst basins in guizhou altiplano

    影響喀斯特流域枯水徑流的因素異常復雜，其影響因素主要有枯季前期降水量和巖性、地貌、流域面積、河網密度、主河道長度及其比降等流域下墊面狀況。本文在前人研究的基礎上，採用人工神經網路技術，結合傳統的統計方法，研究貴州高原上喀斯特流域的枯水徑流規律。
  6. In the third chapter, the influence of current density, solution concentration, erosion time and aging in ambient air on the pl spectra of ps suggests that peak would blue shift with current density increasing, and with erosion time and aging time prolonging ; with the increasing of solution concentration, peaks would red shift when solution concentration less than 1 : 1 but blue shift when solution concentration greater than 1 : 1. above phenomena can be explained by quantum confinement and light center model, but do not deny the action of si - h bonding and defect on the surface in the process of photoluminescence. at present, radiation mechanism is still one of the primary problems in the study of ps

    在第z三章中；通過對比，分析了電流密度、陽極化時間、溶液濃度以及自i然氧化時間對多孔硅光致發光光譜的影響，認為在一定的范圍內，多i孔硅的發光峰位會隨電流密度的增大而藍移，要獲得較強的發光，需z要選擇合適的電流密度；隨著腐蝕時間的延長，多孔硅的發光峰位會i發生藍移；當f酸的濃度較小q ： 1 ）時，峰位隨濃度的增大表現為向i低能移動；而當f酸的濃度較大河山時，峰位隨濃度的增大則表現z為移向高能；多孔硅在空氣中自然氧化；其發光峰位發生藍移，而強i度隨放置時間的延長而降低。
  7. For understanding the dynamic processes of the all scales cloud systems of mei yu, and the relationship between mei yu system and the summer monsoon of eastern asia, the hubex has been carried on by the cooperation of china and japan in summer since 1998. the data observed by hubex, the data observed by other monsoon experiments and the general data ( gts data ) were merged into the assimilation system of game and made into the game reanalysis data, so how the game reanalysis data

    為了更好地理解梅雨鋒區多尺度雲系的能量與水分循環過程以及他們與地面水文過程的相互作用，從而搞清梅雨區雲系的多尺度動力學及其與東亞季風的關系， 1998年夏季中日合作開展了淮河流域能量與水分循環試驗（ hubex ） ，該試驗和game其他試驗的探空加密觀測資料作為原始資料的一部分經過同化分析，得到了game再分析資料。
  8. Liquid flow in open channels - sediment in streams and canals - determination of concentration, particle size distribution and relative density

    明渠水流.河河渠泥沙.含沙量粒度分佈和相對密度的測定
  9. 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。
  10. The system considers synthetically the influence of estuarine ecosystem on the whole basin and human life from aspects of influence on pacts of the environment, biology and human of ecosystem respectively, and adopts the indices of catchment area, population density, inflow amount, period of river flow cut - off, water quality, biodiversity index number and biomass to evaluate the state of estuarine ecosystem

    指標體系綜合考慮河口生態系統對全流域及入類生活的影響，分別從生態系統的環境部分、生物部分以及對人類的影響等3方面，採用集水面積、人口密度、入海量、河口斷流時間、水質、生物多樣性指數和生物量等7項指標對河口生態系統狀況進行評價。
  11. Experimental process shows that variance of underwater distributary channel and declining rate of lake plane are closely related to moving intension of motive soleplate

    實驗過程顯示，水下分流河道的變遷與湖平面的下降速率及活動底板的運動強度密切相關。
  12. 2. based on the achievement of predecessors physical modeling and fundamental theory of hydrodynamic behavior of compound channel with rigid vegetated floodplains are studied in this paper. hydrodynamic behavior of compound with rigid vegetated floodplains is conclued

    在前人研究的基礎上對河灘上種有樹木的復式斷面渠道的水流特性進行了試驗研究，著重分析了灘地種樹密度、排列方式對水流的影響。
  13. In low developed non - karat mountain area, the main water supply patten is fetching water from a river, water - fetching building is built mostly on the bank or at the bottom of the river, it seemed to be fetching water from underground, but the quantity of the water depends on the runoff of the river, so it has close relationship with surfacewater actually

    摘要人類利用開發程度較低的非巖溶山區一般以近河取水為主要供水方式，取水建築物多位於河岸或河底，從供水形式上看屬于取用地下水，但取水量的大小依賴于河流流量，因此實質上和地表水關系更加密切。
  14. Research manifests that : ( 1 ) allocation in the year of precipitation is very uneven, and yearly precipitation is different in great scope, negative anomaly of precipitation appear concentratly in the 1990s, the precipitation in the 1990s decreased in different degree ; ( 2 ) close positive correlation exists between runoff and precipitation, runoff is abundant in the year with prolific precipitation, and generally in the year with scarce rain the volume of runoff is not enough ; ( 3 ) there is 20 % margin in their changes amplitude, this mainly resulted from high frequent human activities

    結果表明： （ 1 ）流域內降水年內分配極其不均；年際變化劇烈，進入90年代后降水負距平集中出現， 20世紀90年代降水較多年均值有較大程度的減少； （ 2 ）流域內河川徑流與降水之間存在密切的正相關關系，降水量多的年份，河川徑流豐富，反之較枯； （ 3 ）河川徑流積極響應降水的變化，然而河川徑流變化幅度卻比降水變化幅度大20 % ，這個偏差主要是由於頻繁的人類活動的干擾造成的。
  15. The relation between rheological breaking ratio and plastic work is set up according to the equation relation between outer plastic work and energy of plastic deformation. it is helpful to the understanding of elasto - plastic constitutive relationship of rockfill and braking of particles. based on analysis of test result, in - site observation data, this paper put forward a quantitative relation between rheology and valley shape, rockfill mechanical parameters, such as dry density, compressive modulus, softening factor, pore ratio, etc. the main factors influencing the rheological behavior of rockfill can be classified into inner factors and outer factors

    堆石作為面板壩的主體，影響其流變的因素頗多且十分復雜，既有內因也有外因，根據試驗、原型觀測資料對內外因素所做的分析，本文提出了流變與河谷形狀等外因、流變與壩體常規物理力學指標等內因的定量關系和影響堆石流變的多因素綜合表達式，由此建立了堆石流變與堆石常規物理力學指標（如干密度、壓縮模量、軟化系數、孔隙比等等）之間的聯系。
  16. On the basis of the typical weather situation in huaihe river basin in 1998, the paper analyses the features of the land temperature of huaihe river basin in the four stages of the 1998 s meiyu of yangtze

    最後結合1998年淮河流域試驗加密觀測期間的主要天氣形勢，分析了江淮梅雨4個階段相對應的地面溫度的特徵。
  17. It should be noted, comparing with navigation in ocean, navigation in inland waterway has many special characteristics, such as the complexity of waterway, heavy density of traffic and different requirements of quality for crews

    值得注意的是，內河航行與其他水域航行相比有其明顯的特點：航道環境復雜，氣象條件相對簡單，船舶流密度較大，駕引人員的素質（特別是心理素質）要求較高等等。
  18. The effects of debris flows rushing into the main channel - the effects of debris flows rushing into the main channel are related to the angle between the gully and the main channel, the process of growth of debris flows, and the interaction of branch and main flow. the effectiveness can be expressed by the degrees of influence, danger and disaster of debris flows

    ?泥石流入匯對主河影響?支溝泥石流入匯對主河的影響與交匯角、泥石流密度和規模的變化過程，以及主支溝水流的相互作用等有關，影響大小可用影響度、危險度和危害度等指標進行定量評估。
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