混流區 的英文怎麼說

中文拼音 [húnliú]
混流區 英文
mixed flow region
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 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...
  • : 區名詞(姓氏) a surname
  1. System zoning and airflow mixing of vav systems

    變風量空調系統的分與氣合分析
  2. For the first category, we consider the boundary flow as an annular zone completely isolated from mixing with the main flow environment.

    對于第一個范疇,我們把邊界看作是完全隔離的環形域,並不與主環境相合。
  3. Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method

    在地表徑方面,文獻1 3發展了一種同時考慮蓄滿超滲產機制及次網格非均勻性的新的徑機制模型,並用其改進了陸面模式vic variable infiltration capacity中的徑計算,該模型既適用於濕潤地也適用於乾旱地4 .在土壤水模型方面,文獻5採用有限元質量集中法發展了非飽和土壤水的數值模型,文獻6則採用合有限元法建立了非飽和土壤水分含量和通量計算的數值模型
  4. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後,綜合本幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究具備了金剛石成礦地幔地質條件。
  5. Numerous and extensive eddy cavities retard the turbulent mixing process.

    多而大的渦延遲了擾動的合過程。
  6. Through the study of characteristic of macroelement, microelement, rare - earth element, oxyhydrogen isotope, sulfur isotope, lead isotope, fluid inclusion etc, a conclusion can be drawn that metallogenic substance comes from the upper mantle with mixing of some substance from the upper crust latter. it is likely to have the same source with the surrounding rock

    通過對礦床的常量元素、微量元素、稀土元素、體包裹體特徵、氫氧同位素、硫同位素、鉛同位素等特徵的研究,認為成礦物質主要來源於上地幔,與周圍巖石存在著同源的可能性,後期有一定的上地殼物質入,成礦作用有三期,分別與內的花崗巖、二長花崗巖脈、雲煌巖脈有關。
  7. Numerous and extensive cavities retard the turbulent mixing process.

    多而大的渦延遲了擾動的合過程。
  8. Row winding, winding engine adopting ac servo engine with berger lahr three phase mixed stepping can solve the resonance, big noise, high speed and small torque for traditional row winding hy normal stepping engine

    1 、排線、繞線電機採用具有支伺服電機運行特性的百格拉三相合式步進。徹底解決傳統排繞用普通步進電機有共振、噪聲大、高速扭矩小的缺點。
  9. To avoid manual labor of chiseling - grossness, in the area of second - stage concrete construction, permanently non - removed metal molding boards nets are used as molding boards of first - stage concrete. substitution joints of reinforcing steel bars for traditional electric welding and usage of equipments for joints of reinforcing steel bars efficiently improve strength of junctions and rate of connecting reinforcing steel bars, and safety of construction and stability of quality, and greatly reduce cost. it ' s possible that three gorges project become top - ranking project in the world by study on systems engineering of high - strength concrete construction

    凝土縫面處理採用高壓水沖毛技術,大大提高了施工工效,減少了倉面污染;模板工程大量採用定型鋼模板施工技術,提高了壩體凝土成型質量和工程進度;在二期凝土施工域,為免除人工鑿毛勞動強度,採用永久性免拆金屬模板網作為一期凝土模板;鋼筋連接改進傳統的電焊連接方式,採用大量採用鋼筋接頭機械連接技術,有效提高了接頭強度和鋼筋連接速度,施工安全性大大加強,質量穩定性有效提高,經濟成本大大降低;三峽二期工程持續高強度凝土施工系統工程的研究,使三峽工程成為名符其實的「世界一工程」成為可能;三峽二期工程凝土溫控綜合技術的應用,有效降低了壩體凝土溫度的產生;凝土表面處理及裂縫處理技術的應用,提高了建築物的整體性和耐久性。
  10. The paper discusses dynamical conditions of the supercritical ore - forming fluid system based on study of regional geological background and analyses of physiochemical conditions of ore - forming process and puts forth the ore - forming mechanism : upper mantle uplift - mingling of meteoric water and magmatic hydrothermal fluid separated from acidic magma under tensile or transitional tensile environment - water / rock reaction - transportation - chemical coupling ore precipitation

    在分析超臨界成礦體系統形成的域地質背景和研究成礦物理化學條件的基礎上,探討了超臨界成礦體系統形成的動力學條件,提出該系統的成礦機理:與燕山晚期酸性火山侵入巖漿有關的金銅礦床是在上地慢隆起、張性或向張性過渡背景下形成的,酸性巖漿經熔體體分離作用形成的巖漿熱液與大氣降水合,經水巖作用等復雜的輸運和化學反應耦合過程的動力學產物。
  11. In the third chapter of this dissertation, based on the physical and chemical properties of hydrogen and the combustion characteristics of hydrogen, the quasi - dimension combustion calculation model of hydrogen ? fueled engine is set up through analyzing the characteristics of turbulence flame and chemical reaction kinetic of hydrogen ? air mixture. the model includes the dual ? area thermodynamics sub - model, quasi - dimensional turbulent entrainment combustion sub ? model, turbulence flame promulgating sub ? model, hydrogen - air mixture chemical kinetic sub - model and loss of heat transfer sub - model and so on

    本文從氫燃料的物化特性和燃燒特徵著手,通過分析氫空氣合氣燃燒的湍火焰結構和燃燒化學反應動力學,基於雙燃燒模型,建立了包括雙熱力學、準維湍卷吸燃燒、湍火焰傳播速度、氫空氣合氣燃燒化學反應動力學以及傳熱損失等模塊的燃燒模型,並給出了相應的計算方法。
  12. Then, this article distinguishes between this two confusable directions : the political economy of communications and media economics, indicating the differences between their theory origins decide that between their starts, objects, aims, and positions

    在此基礎上,本文首次分了傳播政治經濟學與媒介經濟學這兩個易淆的研究取向,指出二者理論來源的差異(媒介經濟學源於主經濟學)決定二者在研究出發點、對象、方法、目的、立場等方面的不同。
  13. The phenomenon of heavy turbine vibration which causes vibration of the workshop or even that of the dam in some hydroelectric power stations in china is presented

    摘要介紹了我國水電站式機組廠房某些工作域內振動過大的現象,並不同程度地引起水電站廠房甚至大壩的振動。
  14. According to the jet theory and the characteristics of the flow, the flow can be divided into 6 zones : supersonic core zone, supersonic mixing zone, subsonic mixing zone, secondary flow zone and expanding zone. the rules to distinguish these zones were established. 2

    根據射理論及引射動特點,將引射場結構劃分為超聲速核心、超聲速、亞聲速、支板背壁迴、二次以及發動機後部膨脹,並確定了各域準確劃分的原則。
  15. The simulations results show that the spoiler is available to make the fuel and the oxidizer coming from the former to stay in the cavity for a long time, to let the fuel and oxidizer mix and burn completely. since there is a high temperature zone forming by vortex in the middle of the motor, it required a restricted thermal protection. the plate with holes decreased the vortex function in the cavity, which could not promote the combustion efficiency, but to decrease temperature in the cavity and be benefit to thermal protection of the wall

    計算結果分析表明:擾板可以使燃料和氧化劑在擾腔內的滯留時間加長,促進燃料與氧化劑的摻燃燒,提高燃燒效率,但由於渦在發動機的中間部位形成了高溫燃燒域,致使局部燃料和絕熱層燒蝕速率增大,加大了熱防護的難度;孔板結構減弱了擾腔內迴的漩作用,不能增加推進劑燃燒效率,但可以使擾腔內的溫度降低,給壁面熱防護帶來好處。
  16. While the speed is very large, the fuel - air mixing behind the airstream is decreased and the span that the fuel flow in the second combustor is reduced, so the combustion efficiency is decreased, h ) if the fuel streams impinge with the airstreams directly at the air - inlet exit, it make against increasing the combustion efficiency, i ) increasing air - to - fuel ratio within proper range can increase the combustion efficiency

    增加燃氣噴射速度有利於增強迴強度,頭部燃燒溫度上升,但速度太大則會減弱燃氣同空氣在進氣道下游的摻燃燒,減少燃氣在室內停留時間,燃燒效率降低; 8燃氣射與空氣在進氣道出口直接撞擊不利於燃燒效率的提高; 9在適當范圍內增大空燃比能顯著提高燃燒效率。
  17. Disturbances in the recirculating flow regime can produce related variations in the heat release rate in the primary mixing region.

    域內的擾動可使主要內熱量釋放發生相應的變化。
  18. It is proved that polypropylene fiber concrete performs well in resisting impact, abrasion and crack, and thus well applicable in sandy flow region characterized in high speed and turbulence, such as the filling & emptying culvert of shiplock, etc

    表明聚丙烯纖維凝土具有良好的抗沖耐磨性能和抗裂性能,可較好地應用於船閘輸水廊道等處于高速、紊亂、含沙水
  19. With computations and analysis, the comprehension on the mixing and combustion process is increased, and some significative results are listed below : a ) there are three recirculation regions and one vortex region in the combustor, and these recirculation regions affect the combustion process deeply, b ) increasing side - arm angle and moving side - air inlet position toward the fuel inlet can improve mixing and combustion characteristics, and increase the combustion efficiency, c ) when the angle between two air - inlets equals to 180

    通過計算與分析,增進了對補燃室內摻燃燒過程的理解,為固體火箭沖壓發動機補燃室設計提供了一些有意義的結果: 1補燃室內的動十分復雜,存在三個迴和一個旋渦,迴對摻燃燒過程有重要影響; 2增大空氣入射角度、向前移動進氣道出口位置有利於增強頭部迴強度,增強摻效果,燃燒效率上升; 3
  20. In 1860, schrodinger first put forward the concept " schrodinger equations " in quantum mechanics and since then, the study on schrodinger equations has never stopped, for the mathematical description of many physical phenomena belongs to the field of schrodinger equations, such as nonlinear optic, plasma physics, fluid mechanics etc. as for the form of schrodinger equations, linear schrodinger equations was gradually replaced by nonlinear schrodinger equations ; as for the methods of solving schrodinger equations, the modulus estimate of energy, the principle of contraction mapping, fourier transformation and harmonic analysis are used ; as for the space of the solutions, many people have worked on the problem in bounded domain, euclidean space of dimension n, periodic bounded conditions and mixed regions and they also combined it with the generalization from low dimension to high dimension

    ) dinger方程,如非線性光學、等離子物理、體力學[ 21 ]等;在方程形式上,從線性schr ( ? ) dinger方程到非線性schr ( ? ) dinger方程;在處理方法上,用能量模估計、壓縮映象原理和fourier變換調和分析等;在方程解空間上,研究有界域、 n維歐氏空間、周期性有界域和域等,並且結合從低維向高維推廣。
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