熱分層 的英文怎麼說

中文拼音 [fēncéng]
熱分層 英文
thermal stratification
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  1. Heat transfer will worsen if structure parameters of the spring inserts are not fit. the paper think that the mechanism of heat transfer enhances of the spring inserts is the laminar flow lining is thinner because of librating of the spring inserts, accordingly the part of convection is enhanced. but the part of boil is not influenced

    通過彈簧插入物的各個參數對傳性能的影響析,認為彈簧插入物對豎管降膜蒸發傳強化的機理主要是彈簧的振動加強了液膜的湍動,減薄了流內,從而強化了對流傳量,但對沸騰傳量沒有影響。
  2. As the content of the expanded vermiculite was 20 %, the tonset of the polybenzoxazine ( mulitphenol type ) / vermiculite hybrid nanocomposites from its tga cure was 35 chigher than that of the polybenzoxazine ( mulitphenol type ) / phlogopite composites

    膨脹蛙石含量為20時,插納米固化物的起始解溫度高於金雲母的約35t 。
  3. Study on the stratification and critical size in siderite heattreatment

    菱鐵礦處理現象及臨界線度的研究
  4. It is also found that the telluric heat flow value is stripped from south to the north and dispersed from east to the west

    下地殼電性結構和速度結構明顯具有縱向和橫向塊的特點,其流密度值具有明顯的南北條帶性和東西塊性。
  5. In the paper, not only such factors as reinforcing steel bar, various placing temperature of concrete in case of lift placements, lift thickness, time interval between lifts, the variation of elastic modules of concrete, heat of hydration, the temperature changes of environment but the effect of creep deformation and autogenous volume change on the temperature field and thermal stress field of reinforced concrete face - slab are considered

    本論文在析中,考慮了鋼筋、混凝土澆築、入倉溫度、澆築厚、施工間歇、混凝土彈性模量變化、水化發散規律、外界氣溫等因素的變化及混凝土徐變和自生體積變形等因素對面板溫度場和溫度應力的影響。
  6. In the program, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress are considered. and such temperature control measurement as water pipe cooling, heat preservation of the dam surface, the pouring temperature control, the overflow across the dam top during flood season can also be simulated by numerical method

    該程序在編制過程中考慮了混凝土澆築、施工間歇、彈模變化、絕溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度場及溫度應力場的影響,同時也考慮了水管冷卻、壩體表面保溫、控制澆築溫度、施工汛期壩頂面過水等各種溫控措施的數值模擬。
  7. In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered

    論文根據傳導理論、彈性徐變理論及有限元理論,用三維有限元浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬析,較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的佈規律,在析中按照混凝土拱壩施工過程,考慮了混凝土澆築、施工間隙時間、彈模變化、絕溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度應力的影響。
  8. In computation the effect of thermal insulation, elastic modulus, creep degree and autogenous volume change along with age, the progress of pouring by layer, work suspension in summer, the change of air temperature, heat preservation, water cooling, and water storage, by stages on temperature field are considered

    計算中考慮了混凝土的絕溫升、彈性模量、徐變度和自生體積變形隨齡期的變化以及澆築、夏季停工、外界氣溫變化、表面保溫、通水冷卻及期蓄水等因素對壩體溫度應力場的影響。
  9. In this paper, the nacre of hyriopsis cumingii ( lea ) which is one of the main freshwater pearl - forming mollusk in china is studied emphatically, as compared with the nacre of three species of saltwater pearl - forming mollusks, pinctada martensii ( dunker ), pinctada maxima ( jameson, and peteria penguin ( roding ). the basic characteristics of nacreous and prismatic layers are understood by powder x - ray diffraction analysis, trace elements analysis, amino acid composition of protein and differential thermal analysis

    本文以我國主要育珠蚌淡水三角帆蚌貝殼珍珠為重點研究對象,以三種海水育珠貝馬氏珍珠貝、企鵝珍珠貝及大珠母貝貝殼珍珠為對比研究對象,首先通過粉末x -射線衍射、微量元素析、蛋白質氨基酸析及差析對珍珠及其與之密切共生的稜柱的基本特徵進行了初步研究。
  10. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及解溫度降低,且伴有氧化解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組的相容性,提高間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  11. Openarchitect ha, a layered application for dual switch chassis, provides a high - speed, fault - tolerant, end - to - end " ip transparent " failover solution for " hot - swappable " ethernet - based payload blades on a switch - to - switch, vlan - to - vlan, or port - to - port basis. the zx5000 gigabit ethernet base interface enables significant capacity for control plane throughput, and when configured for full redundancy, traffic can switch to a backup blade, enabling high availability of platform service

    Openarchitect ha ,一個支持雙交換系統的管理軟體,為"可插拔"的基於以太網協議的單板計算機在交換到交換或vlan到vlan或端到端基礎上提供了一個高速容錯點到點的"與ip無關的"錯誤切換解決方案。
  12. It seems that submarine magmatism and hydrothermal activity provided abundant ore - forming material for partly strata of mogaganri and yanshiping formations during the extension of bangongcuo - nujian marginal sea in early - middle jurassic. therefore parts of jurassic mogaganri and yanshiping formations became original source of ore - forming material. in later early jurassic, the collision and collage between qiangtang block and nianqing - tanggula block made favorable conditions in geological structure, magma and ore - forming fluids for the formation of gold deposits

    在早-中侏羅世班公錯?怒江邊緣海擴張過程中,海底巖漿及其液作用,為侏羅系木嘎崗日群和雁石坪群部位提供了大量的礦源,使其成為初始礦源;早白堊世晚期,羌塘地塊和岡底斯?念青唐古拉地塊碰撞拼貼,造成了有利的構造條件、巖漿條件、成礦流體條件,形成礦床。
  13. Toughening thermoset matrix composites with interlayered thermoplastic particles is an effective method to improve fracture toughness and impact resistance without sacrificing hot / wet properties. furthermore, transverse strength, fatigue resistance and solvent resistance can also be enhanced. drapability and tackness of interleaved prepreg is maintained as conventional level

    對樹脂基體復合材料採取間顆粒增韌是提高復合材料壓板韌性、抗沖擊能力和抗能力的有效途徑,在保持原有復合材料濕性能的前提下,通過間顆粒增韌,還可以改善垂直纖維方向的強度、抗疲勞性能以及耐溶劑性,並不影響原有的成型工藝。
  14. The change of adiabatic temperature rise along with age and the effect on temperature field of dam body made by pouring lift by lift, work suspension in summer and water storage are considered in the analysis

    析中考慮了混凝土的絕溫升隨齡期的變化和澆築、夏季停工及蓄水對壩體溫度場的影響。
  15. In the last part, an experiential formula for nondimensional thermal stratification height is obtained, which includes inlet temperature t, inlet velocity v, heat transfer of the wall body q and the distance of heat source l. in order to obtain a more realistic result, the ? model is used to simulate the airflow and the buoyancy item is treated by boussinesq hypothesis. the paper investigates the flow field of the displacement ventilation in an office by a numerical method

    兩方程湍流模型為基礎的壁面函數處理方法,對浮升力項採用了boussinesq假設,得到了收斂的溫度場、速度場佈。在此基礎上,給出了高度的計算方法,並析了送風溫度、送風速度、圍護結構傳佈等因素對高度的影響。
  16. 3 ). the flow velocity and temperature change rapidly in hot plenum under the transient condition such as in the case of reactor scram condition. thermal stratification phenomena will be observed nearby the inlet of intermediate heat exchanger

    在事故停堆后的瞬態析中,鈉池的流場和溫場變化劇烈,並在中間交換器的入口附近形成穩定的熱分層
  17. Obtains two kinds of quantity group based on the similitude principle, i. e. the dimensionless similarity criterion and the dimensional thermal stratification height

    根據相似原理綜合各因素得到了兩種形式的綜合量:無量綱的相似準則和熱分層高度等量綱不為一的綜合量。
  18. An experimental study on the spreading and temperature distribution of a ship model ' s wake in a thermal stratified flow

    熱分層環境下船模尾流溫度佈與擴展規律的試驗研究
  19. There will be a hot water layer in the water of cmt when vapour spews to uppercooling water surface vertically and coagulates directly. the higher of the vapour pressure of prz and the initial water temperature of cmt are, the deeper the hot water layer is. and obtaining the experience formula of the hot water layer is as follows : the condensation coefficient is high when vapour coagulate at first, then it will lessen with the process of coagulation, the higher of the vapour pressure of prz and the initial water temperature of cmt are, the higher of condensation coefficient is

    蒸汽垂直噴入過冷水表面凝結時, cmt中水有明顯熱分層現象, prz中飽和蒸汽壓力越高, cmt中水初始溫度越高,熱分層厚度越大,熱分層厚度的經驗關聯式為:凝結剛開始時,凝結換系數非常大, ,隨著凝結的進行,凝結換系數越來越小, prz中飽和蒸汽壓力越高, cmt中水初始溫度越高,凝結換系數越大。
  20. Reynolds stress model of 11 equations in the thermally stratified turbulent flows

    應力模型在熱分層流場中的應用及優化
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