水力擴散性 的英文怎麼說

中文拼音 [shuǐkuòsǎnxìng]
水力擴散性 英文
hydraulic diffusivity
  • : 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...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 動詞(擴大) expand; enlarge; extend
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 水力 : waterpower; hydraulic power水力剝離 [采礦工程] hydraulic stripping; strip with water; 水力采礦 hy...
  1. Combined heat and mass transfer by natural convection which is caused by heat and mass diffusion can be seen in nature and some processes of industry, such as evaporation and desiccation. these processes relate to aeronautics, hydraulics, mechanics, chemical engineering, oceanography and aerography

    熱及物質引起的傳熱傳質復合自然對流常見于自然界和蒸發、乾燥等工業過程,涉及到航空、利、機械、化工、海洋、氣象等諸多領域,其流體學和傳質傳熱特一直是人們研究的重點。
  2. A mathematical model for the anode of a direct methanol fuel cell ( dmfc ) considering the mass transport in the whole anode compartment and the proton exchange membrane ( pem ), together with the kinetic and ohmic resistance effects through the catalyst layer is developed. the influences of key parameters on methanol crossover and anode performance are investigated

    對于dmfc的陽極,本文描述了甲醇和在陽極及質子交換膜( pem )中的傳遞過程、反應動學和歐姆阻抗效應,建立陽極和pem的數學模型,並探討對甲醇和陽極能影響的主要因素。
  3. Based on an analysis of dynamic conditions for migration and precipitation of gold grains in water system and their diffusion in soil, this paper has advanced a discriminant formula for surfacce ore potential of gold anomalies from 1 : 50000 stream sediment survey, recounted methods for estimating the highest gold grade ores within the anomalies, calculated the discriminant indices for qinba area, and summed up index characteristics of ore - induced gold anomalies in 1 : 10000 soil survey, estimation formulae for orebody location as well as coefficients and constants of slope angles of various orders and grades

    摘要在分析金粒在系中運移、落淤和在土壤中條件的基礎上,本文建立了五萬分之一系沉積物測量金異常地表含礦的判別公式,闡述了推算異常內礦石最高金品位的方法並計算了秦巴地區的判別指數;總結出萬分之一土壤測量礦致金異常的標志特徵、礦體定位的估算公式及各級次地形坡度角的系數和常數。
  4. And vibration function make supplies viscidity and interior frictional force of particle reduce greatly, make the sport tempo of the particle of the supplies increase, has increased the number of times of colliding effectively, accelerate cement particle surface hyrate to speed that liquid phase spread, is it fully go on to mix and stir at micro competence to guarantee

    而振動作用使物料顆粒間的粘和內摩擦大大減小,使物料顆粒的運動速度增大,增加了有效碰撞次數,加快了泥顆粒表面化物向液相的速度,從而保證了拌和在微觀平上的充分進行。
  5. The theoretical calculation and simulating tests show that the grouting liquid with the stabilizing agent mac has good groutability. it has higher spreading radius than that used bentonite as stabilizing agent under the same grouting pressure. 4

    理論計算和灌漿模擬實驗表明聚合物穩定劑泥漿液可灌好,在相同一的灌漿壓下,聚合物穩定劑泥漿半徑明顯大於膨潤土穩定劑泥漿。
  6. This thesis regard internal property reorganization in the group of pangang as the research object, from chengdu seamless steel pipe limited liability company with chengdu iron and steel works inside exterior environment reorganizing in front and back commences, making use of to exceed the makel - bot with of five factors competition models and the method of factors analysis, after analyzing the reorganization of the business enterprise a profession for facing competes the situation. develop the development the business enterprise with the profession industry from the international local profession rival circumstance after analyzing the reorganization should the market position of the establishment with develop the strategy target. make use of the swot the analysis the method, to after the reorganization the development strategy of the business enterprise, from manage the angle proceeded the fixed position analyzes, for after the reorganization business enterprise development provided four kinds of developments strategy that eligibility choose : the brave development strategy, request the resources advantage, funds advantage, human resource advantage, technique advantage that new company make the most of new business enterprise in empress in reorganization, is an essential condition to increases to manage the level, quickly technique reforms, develop the high and additional worth product with new product production line, as soon as quikly change to strong and large business enterprise, realizes soon steel aircraft carrier dream ; dispersion strategy, the technology market quota with deal with produce high additional worth product, completely promote business enterprise brand image, extend high carry product of the exaltation product, is a necessary means to increases business enterprise performance, realizes business enterprise target ; defense strategy, adjusting the business enterprise organizes construction, reducing the intensive type in labor and the low additional worth product line, lower bad the property saves the deal, alleviating the business enterprise burden, attaining the casual wear go to battle, benefitting to the challenge that make frontal attack the rival ; withdraw strategy, compress the production of the high depletion and high cost product, simplify the production craft, controlling the cost of the end product in the lower level, is a valid path to increases business enterprise competition ability

    本論文以攀鋼集團內部的資產重組為研究對象,從成都無縫鋼管有限責任公司與成都鋼鐵廠重組前後的內外部環境入手,運用邁克爾?波特的五競爭模型及因素分析法,分析了重組后的企業所面臨的行業競爭態勢。從國際國內行業競爭對手情況和本行業發展動態分析了重組后企業應確立的市場地位和發展戰略目標。運用swot分析法,對重組后企業的發展戰略,從管理角度進行了定位分析,為重組后企業發展提供了可選擇的四種發展戰略:即大膽發展戰略,要求新公司充分運用重組后新企業的資源優勢,資金優勢,人資源優勢,技術優勢,是提高管理平,加快技術改造,開發高附加值產品和新產品生產線,盡快立於強勢企業之林,早日實現「鋼鐵航母」夢的必要條件;分戰略,提高產品的科技含量和生產高附加值的產品,全面提升企業品牌形象,大高端產品的市場份額,是提高企業效益,實現企業目標的必要手段;防禦戰略,調整企業組織結構,削減勞動密集型和低附加值產品生產線,降低不良資產存量,減輕企業包袱,做到輕裝上陣,有利於迎擊競爭對手的挑戰;退出戰略,壓縮高消耗、高成本產品的生產,降低低端產品的比例,精簡生產工藝,將最終產品的成本控制在較低平,是提高企業競爭的有效途徑。
  7. The contents of this paper include the following several aspects : ( 1 ) a model of the fractures leakage is built through counting and analyzing the wealthy geological records of hae field, and a model of the fracture water transporting is also built according to the fracture water condition of its recharge and its runoff and its discharge in hae field ; ( 2 ) this paper studies the chemical behavior and the migration parameters of the elenent sr2 + in ground water in hae field, the main contents include : the presence form of the element sr in ground water is analyzed by way of the rmodynamics ; the absorption mechanism that granite and sand stone absorbs sr element is analyzed based on theory and experiment test the diffusion parameters of the element sr in water and in granite and in sand stone are researched with laboratory experiment test ; the partition coefficient of sand stone and granite to sr is tested by the batch way

    其研究內容包括以下幾個方面: ( 1 )通過對我國hae預選處置場豐富地質資料的大量統計和分析,建立了該處置場的基巖裂隙滲透模型。再根據hae預選處置場基巖裂隙的補給、徑流、排泄條件及位動態特徵,建立了預選處置場基巖裂隙運動模型。 ( 2 )對高毒鍶元素在我國hae預選處置場地下中的化學行為和遷移參數進行系統的研究,其中主要包括運用熱學方法分析了鍶元素在地下中的存在形態,利用理論分析與實驗測試相結合的方法分析了花崗巖和砂巖對核素鍶的吸附機制,採用室內實驗裝置研究了核素鍶在地下中的參數以及在花崗巖和砂巖中的本徵參數,採用靜態批式法研究了鍶在砂巖和花崗巖中的分配系數。
  8. Permeability of concrete and its correlation with chloride ion diffusion coefficient under different test conditions including water pressure method and tension method are studied

    本課題主要研究混凝土在壓法及張法試驗條件下在混凝土中的滲透行為以及同氯離子系數相關
  9. Through analyzing the effect of temperature and nitrogen on crude oil viscosity the influences of different nitrogen injection volume and injection modes on steam displacement are contrasted, the mechanism of nitrogen - assisted steam stimulation is clarified, which includes : heat carrying capacity is raised, the saturation of remaining oil is reduced after nitrogen - assisted injection is made ; crude oil flow is enhanced because of nitrogen compression and dispersion and the change of oil flow shape ; water back - production rate is improved by expanding the steam sweep volume and compensating in - situ energy ; steam distillation effect is enhanced

    通過分析溫度、氮氣對原油粘度的影響,對比不同注氮量、不同注入方式等對蒸汽驅油效果的影響,弄清了氮氣輔助蒸汽增產的機理主要表現在:氮氣輔助后增加攜熱能,降低殘余油飽和度,氮氣的壓縮膨脹作用分和改變了原油流動形態,增強了原油流動大蒸汽的波及體積,補充地層能量,提高回採率,強化蒸汽蒸餾效應。
  10. The results indicate that ( 1 ) faults are predominant pathways for oil and gas migration in the dina 2 struc - ture ; ( 2 ) the pressure released zones are available for oil and gas migration ; ( 3 ) capillary and buoyancy play an important role in sandstone with similar permeability ; ( 4 ) hydrocarbon migrates always along the predominant pathways, such as faults and associated sandstone in both sides ; ( 5 ) pathways of oil and gas migration have the nature of succession, such as oil driving water and following gas driving oil

    通過模擬實驗,揭示: ( 1 )斷層是迪那2構造中油氣運移的主要通道; ( 2 )泄壓區是油氣運移的有利指向區; ( 3 )毛管及浮在滲透相近的砂巖中起重要作用; ( 4 )油氣咩是選擇優勢通道運移,在沿斷層運移的同時,也向兩側砂體中; ( 5 )油驅之後的氣驅油運移通道具有繼承的特點。
  11. At a certain moment of mixing and stiring, every group a copy of circulation flow and spread is distributed to begin to go on at the micro level, mixing and stiring the sport characteristic that the speed not merely depends on the supplies, depend on structure rheology characteristic, particle big or small, alternate superficial size and is it form value of strength, etc

    拌和到某一時刻后,各組份循環流動與分佈開始在微觀平上進行,拌和速度不僅取決於物料的運動特點,而且取決於物料的結構流變特、顆粒大小、相間表面的大小和粘結的值等。
  12. After finished the cyclic voltammetry experiments, the results showed that iron steel grid can act as good current collector in the aqueous electrolyte. while the scan rate was fall in the range of 0. 5 - 4. 0mv / s, electrochemical reaction of the lithium insertion / extraction in the solid phase was kinetically limited by the diffusion of lithium ions. after 40 cycles in aqueous electrolyte the discharge capacities of sample of s13 reached 77mah / g, and showed good cycle performance

    溶液中不銹鋼網可以作為電極的集流體,在0 . 5 - 4 . 0mv / s的掃描速度范圍內,鋰離子在尖晶石鋰錳氧化物的嵌入和脫嵌的電化學反應在動學上是受鋰離子在固相中的所控制,充放電實驗顯示樣品s13在電解液中經過40個循環后達到77mah / g的放電容量,具有很好的循環穩定
  13. During its migration towards the surface in the forms of microbubble, water power, diffusion and filtration, the effects and styles of hydrocarbon are closely related to such geological factors as the cover of the oil and gas accumulation, fault and fissure system, nature of fluids in the reservoir and pressure of the strata

    摘要烴類以微泡、和滲透方式向地表遷移過程中,其效能、方式與油氣藏的蓋層、斷裂與裂隙系統、儲層的流體質、地層壓等地質因素密切相關。
  14. Surface active agents. water dispersing power in dry cleaning solvents

    表面活劑.乾洗溶劑中
  15. Abstract : the article introduces cement slurry rheological characteristics and the method of determining the main parameters for cement slurry rheological characteristics, and analyses the difference between the rotation type and funnel type of viscometers in measuring plastic viscosity and apparent viscosity of cement slurry, and then the limitation of the funnel type of viscometer is described. the difference between rigidity and yield value is pointed out. finally through analysis of cement slurry rheological characteristics, the cement slurry filling mechanism is proposed, and the main factors affecting cement slurry are studied

    文摘:介紹塑流體泥漿的流變及確定泥漿主要流變參數的一般方法;分析旋轉式粘度計與漏斗式粘度計在測定泥漿塑粘度、表觀粘度時的區別,說明漏斗式粘度計在使用上的局限;針對粘聚(動切)的測定進行分析,認為粘聚與動切為不同的概念.通過對泥漿流變分析,提出泥漿充填機理,並對影響泥漿的主要因素,即粘度影響泥漿在節理裂隙中向前的速度,動切限制泥漿距離作了說明
  16. Statistic relationship between water / cement ratio and chloride diffusion coefficient was gained by experiment, based on which the influence of concrete cover, water / cement ratio and design reference period on structural reliability was discussed. 2. there are two models provided to predict remaining service life

    通過試驗確定了灰比與氯離子系數之間的統計關系,在此基礎上分析了海洋環境下混凝土保護層厚度、灰比、設計基準期等與耐久有關的非承載因素對設計基準期內結構可靠的影響。
  17. The condensation heat - exchange characteristic of a separate - type heat - pipe was studied on a 1 : 1 model. the heat pipe is heated by electricity, and working fluid is distilled water, and it is cooled by air. the experimental results show that, ( 1 ) when charging liquid ratio is 45 %, condensation heat - exchange coefficient reaches to maxium ; ( 2 ) when there is not non - condensing gas, the coeffcient decreases a little with the increase of vapour pressure, and it decreases by 9. 5 % when the pressure increases from 0. 16mpa to 0. 36mpa ; ( 3 ) when there is non - condensing gas, the coefficient decreases a little, but when the gas is discharged by an exhaust value, it can be improved, when the volume content of the gas is 2. 5 %, it can increased by 22 % ; ( 4 ) the effect of the non - condensing gas on the coefficient decreases with the increase of the pressure, and when the volume content of the gas is 5 % and the pressure increases from 0. 16mpa to 0. 36mpa, the coefficient increases by 6 %. the relative curves are given between condensation heat - exchange coefficient and air flowrate, charging liquid ratio and vapour pressure

    建立了空氣冷卻實驗臺,熱管的加熱方式為電加熱,工質為蒸餾.在1 1模型上對分離式熱管管內凝結換熱特、不凝氣體對凝結換熱的影響及不凝氣體的規律進行了試驗,得出分離式熱管有一最佳充液率,其值為45 %左右;凝結換熱系數隨著蒸汽壓的增加略有降低,在實驗的壓范圍內,降低了9 . 5 % ;不凝氣體對分離式熱管的凝結換熱僅影響冷凝段下部較小部分,通過排氣閥排出不凝氣體可有效地改善冷凝段下部的凝結換熱;隨著壓的增加,不凝氣體對分離式熱管冷凝段的影響減少.這些結論可用於分離式熱管換熱器的工程設計和控制
  18. Abstract : the condensation heat - exchange characteristic of a separate - type heat - pipe was studied on a 1 : 1 model. the heat pipe is heated by electricity, and working fluid is distilled water, and it is cooled by air. the experimental results show that, ( 1 ) when charging liquid ratio is 45 %, condensation heat - exchange coefficient reaches to maxium ; ( 2 ) when there is not non - condensing gas, the coeffcient decreases a little with the increase of vapour pressure, and it decreases by 9. 5 % when the pressure increases from 0. 16mpa to 0. 36mpa ; ( 3 ) when there is non - condensing gas, the coefficient decreases a little, but when the gas is discharged by an exhaust value, it can be improved, when the volume content of the gas is 2. 5 %, it can increased by 22 % ; ( 4 ) the effect of the non - condensing gas on the coefficient decreases with the increase of the pressure, and when the volume content of the gas is 5 % and the pressure increases from 0. 16mpa to 0. 36mpa, the coefficient increases by 6 %. the relative curves are given between condensation heat - exchange coefficient and air flowrate, charging liquid ratio and vapour pressure

    文摘:建立了空氣冷卻實驗臺,熱管的加熱方式為電加熱,工質為蒸餾.在1 1模型上對分離式熱管管內凝結換熱特、不凝氣體對凝結換熱的影響及不凝氣體的規律進行了試驗,得出分離式熱管有一最佳充液率,其值為45 %左右;凝結換熱系數隨著蒸汽壓的增加略有降低,在實驗的壓范圍內,降低了9 . 5 % ;不凝氣體對分離式熱管的凝結換熱僅影響冷凝段下部較小部分,通過排氣閥排出不凝氣體可有效地改善冷凝段下部的凝結換熱;隨著壓的增加,不凝氣體對分離式熱管冷凝段的影響減少.這些結論可用於分離式熱管換熱器的工程設計和控制
  19. Hgyb series silicon pressure transmitters measure the pressure of water of air, use domestic sensor, with high reliability and high performance - cost

    採用國產傳感器的硅式壓變送器,主要用於測量空氣等壓。具有價比高,可靠好。
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