絕熱系數 的英文怎麼說

中文拼音 [juérèxìshǔ]
絕熱系數 英文
adiabatic coefficient
  • 絕 : Ⅰ動詞（斷絕） cut off; sever Ⅱ形容詞1 （完全沒有了; 窮盡; 凈盡） exhausted; used up; finished 2 ...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Numerical analysis of adiabatic capillary tube in the refrigeration system

    製冷系統中絕熱毛細管數值分析
  2. Model sywly - 75 physics high to foam polyethylene insulating, aluminum pipe other conductor coaxial cable suitable for catv backbone project, its interior conductor adopt bastion of iron make aluminium, other conductor adopt aluminum pipe, the two have the same hot coefficient of expansion and modulus of elasticity, woods reduce in cable conductor draw the troubles that are led to the fact

    Sywly - 75型物理高發泡聚乙烯絕緣、鋁管外導體同軸電纜適用於catv主幹線工程，其內導體採用銅墻鐵壁包鋁，外導體採用鋁管，兩者具有相同的熱膨脹系數和彈性模數，林減少了由電纜內導體拉拔所造成的故障。
  3. Refractory fiber and product is manufactured by means of dry method and wet method. as an excellent insulation material, it has comparatively low volume density, good softness and very low thermal conductivity coefficient. sticking method, ancjoring method and folding method can be selected respectively. this product can be used in various industrial kilns & furmaces for lowering heat consumption

    耐火纖維及製品是採用干法、濕法生產的具有較低體積密度、較好柔軟性、極低的導熱系數的優質絕熱保溫材料，施工時可分別採用粘貼法、錨固法、折疊塊形式施工，適用於各種工業窯爐降低熱耗之用。
  4. We adopt the positive temperature coefficient real core resistance wire as the heating body and xlpe insulator as the inner core to make the heating cable with pvc coating outside or hdpe sheath. metal screen heating cable has earth conductor and aluminum screen layer or copper web screen layer. the product has advanced tie - in technology and it is safe, reliable and convenience for operation. the performance indexes meet iec800 standard. 3. technology indexes

    本公司生產的發熱電纜採用正溫度系數實芯電阻線發熱體，內芯採用xlpe絕緣，外包覆pvc或hdpe護套，屏蔽發熱電纜具有接地導線和鋁殼屏蔽層或銅網屏蔽層採用先進的接頭工藝，施工安全可靠方便性能指標符合iec800標準要求。
  5. According to dynamical characteristic of the bubble motion in the flow field, and under the assumptions of isothermal system without interior heat source, uniform bubble size, and ignoring surface tension, the mathematical expressions for interfacial momentum exchanges have been deduced which include drag, virtual mass force, and lift

    針對氣液泡狀流中氣泡運動力學特性，在系統絕熱、無內熱源、忽略表面張力、氣泡尺寸均一前提下建立了氣液相間曳力、虛質量力、升力的數學模型表達式。
  6. Due to good chemical stability and electrical resistivity, high thermal conductivity and mechanical intensity, wide band gap and low thermal expansion coefficient, aln thin films can be applied for insulating chips for semiconductor devices with high power, thermal dissipation lagers for large and super - large scale integrated circuits, insulating layers or passivation layers for semiconductor

    超薄鋁膜由於其特殊的的光學性質，在光學多層膜上有廣泛應用。氮化鋁薄膜化學穩定性高、熱傳導率高、機械強度高、電絕緣性能佳、高能隙、熱膨脹系數低，光學特性優良，可以用作大功率的紫外光學器件的散熱材料。
  7. High - temp molanstone heat - insulation brick is made with domestic newest energy - effcient fire - proof material by using advaned technologies introduced from abroad. it has the strengths of heat - resistance, high intensity, low heat - conduction coefficient and remarkable energy - saving effects. it can be used in petrolum partition kiln, metallurgical hot stove, ceramic kiln, tunnel kiln, and as linings of many electric stoves. it can also used on fire directly. according to the testing of relevant authorities, this product has reached standards of products from foreign competitors

    高溫莫來石質絕熱磚是我國引進的新技術，國內最新型的節能耐火材料，具有耐高溫、強度高導熱系數小，節能效果顯著等特點，適用於石油裂介爐、冶金熱風爐、陶瓷輥道窯、隧道窯、電瓷抽屜窯、玻璃坩堝窯及各種電爐的內襯，可直接接觸火焰、經有關技術監督部門檢測及使用，產品達到國外同類產品的技術指標。
  8. In the forth chapter, the sl threshold pressures for bubbles with different noble gases were measured experimentally. results show that the threshold pressure increases with the decrement of molecular mass for gases inside the bubbles

    氣泡內的惰性氣體不同使氣泡內的絕熱系數和熱擴散系數不同，惰性氣體的原子質量越大，氣體的絕熱系數就越大而擴散系數就越小。
  9. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料，系統分析了不同強度沙塵天氣條件下沙塵氣溶膠質量濃度和質量濃度譜、粒子譜分佈、光學厚度、化學組分等特徵；綜合分析了影響沙塵起動的諸物理因子在沙塵起動中的作用；用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣象資料統計分析表明，沙塵暴有其高發期（ 4 、 5月）和高發時段（ 14 - 20時） ， 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天氣條件下，湍流動量通量和湍流感熱通量都是重要的湍流交換，沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天氣有加強作用。
  10. But difficulty in maths will come forth when meeting high spin particles if we using such method. on base of the characteristic of energy space, we obtained the wavefunctions and geometric phase by the trial function method in this paper. the berry phase of the system are also obtained after an evolution period

    文中在絕熱近似下根據自旋粒子能級間隔特點用嘗試波函數法求出了旋轉磁場中高自旋粒子系統的波函數及幾何相位，解決了用一般方法求解時出現高階微分方程的困難。
  11. The plate - tube evaporator, the single back - fin evaporator and the box condenser. after analyzing the physical model and setting up the mathematical model according to the two - phase flow of adiabatic capillary tubes, it also numerically simulates and analyzes the different effects of main parameters on the capillary tube length. based on the heat transfer analysis and counting of thermal insulation layer, the cad system accomplishes the parametric design and drawings of the refrigerator body

    該系統完成了對典型製冷裝置的換熱器部件，如板管式蒸發器、單脊翅片管式蒸發器、箱壁式冷凝器的參數化設計和繪圖；分析了絕熱型毛細管兩相流的物理模型，並建立數學模型，對絕熱型毛細管各主要參數對其長度的影響進行了數值模擬和計算分析；基於對電冰箱箱體絕熱層厚度的傳熱分析和計算，完成了整個箱體的參數化設計和繪圖工作。
  12. Besides, two particular working conditions, filling a vessel with gas and sucking gas out of a vessel, are discussed in detail, and the equations for calculating the time for gas filling and suction are presented

    在工程實踐中，可根據實際氣體的臨界狀態參數，查取其壓縮性系數，計入實際氣體的狀態方程中，並將過程指數換成實際氣體的容積絕熱指數，這樣就可把結論用於實踐以解決工程問題。
  13. Firstly, for jet array impingement cooling, the effects of the distance of adjacent holes, the impinging distance and jet reynolds number on heat transfer characteristic at the target wall are summarized under staggered holes arrangement and the same hole diameter. and then, the numerical simulation of inclined multi - hole film cooling has been studied. the influence factors examined in this case include blowing ratio and the distance of adjacent holes

    首先通過對射流沖擊冷卻方式的研究，分析了相鄰孔間距、沖擊間距以及射流入口雷諾數對沖擊靶面換熱系數的影響情況，然後對多斜孔冷卻方式進行了數值模擬，重點探討了吹風比和相鄰孔間距對絕熱溫比與壁面換熱系數的影響規律，最後，針對沖擊-發散復合冷卻流場的計算物理模型，研究吹風比、相鄰孔間距的變化對沖擊-發散復合冷卻流動與傳熱特性的影響。
  14. Electric cables - calculation of the current rating - part 2 : thermal resistance - section 2 : a method for calculating reduction factors for groups of cables in free air, protected from solar radiation

    電纜.額定電流的計算.第2部分:熱絕緣電阻.第2節:室外避免陽光照射的電纜組用計算簡化系數的方法
  15. The demonstration of heat - transfer measuring techniques and prospect of infrared thermal mapping techniques, main parts and performance indexes of a infrared camera, functional blocks and implementation of infrared processing software, experimental facility and measuring system of the wind tunnel has been made. the model emittance was experimentally determined and the three methods correcting directional emittance were compared. those problems of the infinite - slab model thickness and constant wall heat rates hypothesis, the determination of adiabatic wall temperature were discussed in a 1 - d heat conduction analysis

    本文對紅外熱圖測熱技術與應用前景、紅外熱像儀主要部件與性能指標、紅外測熱數據處理軟體功能模塊與實現、風洞試驗設備與測量系統等進行了論述，測量了模型表面發射率並對發射率隨極角變化的三種修正方法進行了對比，對一維熱傳導分析中模型壁厚半無限假設、壁面熱流定常假設、絕熱壁溫選取等進行了探討。
  16. This original presents the universal insulation materials and the general testing and evaluating method for pipelines " insulation of the thermodynamics power generating plant ; performs the insulation testing and evaluating of the high temperature steam pipelines of longfeng heat and power plant ; takes composite structural research on the high temperature steam pipelines, and establishes the relevant optimizing physical and mathematical model of the insulation layer, confirms the constraint and boundary condition, carries on optimizing design for the thickness of insulating layer ; in order to more systematically analyzing the present situation of insulation of the installation and pipelines of longfeng heat and power plant, develops a suit of software namely " the information associated decisive system for the insulation project ", taking advantage of this software can achieve. the design, evaluation and direction to building for the insulation project, examine the criterion of design and building, the perform ance and manufacture data of different insulation material, which is convenient to the selection of insulation material

    在進行保溫結構優化的過程中，主要是針對高溫蒸汽管道進行復合結構研究，並建立相應的物理及數學模型，找出其約束條件和邊界條件。同時為了更加系統地對龍鳳熱電廠設備及管道的保溫現狀進行分析，開發了一套「絕熱工程信息決策系統」軟體，利用該軟體可以實現絕熱工程的設計、評估及施工指導，並可以查閱設計及施工標準、各種絕熱材料性能和生產廠家的資料，便於絕熱材料的選擇。該套軟體的設計填補了國內空白，避免了絕熱工程改造、設計及施工過程中的無序現象，規范了絕熟工程市場，從而為我國絕熱工程的選材、設計、施工及管理提供科學依據。
  17. Adiabatic coefficient of compression

    絕熱壓縮系數
  18. The high voltage windings is made by sectional aluminium foil with glass fiber and resin casting, the voltage between turns is very low, the partial discharge is very low, there is no cracking, since the expansion factor of conductor and insulation material is similar, it also has the advantages of no corrosion, no pollution, low losses, low noise level, anti - vibration, fire protection, maintenance free, long operating life and high reliability

    低壓繞組為銅箔繞制，半干nomex紙做層間和外層絕緣，經乾燥與銅箔固化為一體，散熱好強度高。高壓繞組為分段鋁箔繞制，玻璃絲網架環氧樹脂澆注，層間電壓低，局部放電小，導體和絕緣體膨脹系數相似，不裂壽命長無腐蝕無污染損耗小噪音低抗震阻燃免維護運行安全可靠。
  19. W here, the thermal conductivity of foam glass under the temperature of t, w. 25the thermal conductivity of foam glass under the temperature of 25, w. tthe temperature to calculate the thermal conductivity of foamglass,

    式中：泡沫玻璃絕熱製品在t溫度下的導熱系數， w m . k ; 25泡沫玻璃絕熱產品在25時的導熱系數， w m . k ; t需計算導熱系數的泡沫絕熱製品的溫度， 。
  20. Light quality indefinite type pour material is it insulate against heat of good performance to have, heat conduction coefficient little, energy - conserving result remarkable, the intensity is high, the line changes littly, various kinds of stove kiln ideal inside lining, adiabatic material, please according to select different materials for use while being different kinds of, it is easy to economize the kiln cost

    輕質不定型澆注料具有隔熱性能好、導熱系數小、節能效果顯著、強度高、線變化小，各種爐窯理想的內襯、絕熱材料，請按不同類型選用不同材質，便於節約窯爐成本。
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