background temperature 中文意思是什麼

background temperature 解釋
本底溫度
  • background : n 1 後景，背景；基本情況；（紡織品等的）底子；出身；經歷。2 隱蔽的[不引人注目的]地位；幕後。3 襯...
  • temperature : n. 1. 溫度，氣溫。2. 體溫。3. 〈口語〉發燒，高燒。
  1. Using the lagrangian at a finite temperature of the scalar field which can generate global cosmic string in the spontaneous breakdown, solved the gravitational field equation outside the core of a global cosmic string at the background of temperature, corrected the result in the theory at zero temperature. on the basis of this, the properties of the gravitational field outside the core of a global cosmic string are discussed

    考慮溫度效應，運用改寫的能自發破缺產生整體宇宙弦的標量場在有限溫度下的拉氏密度，求解了整體宇宙弦核外的引力場方程，對零溫理論中的結果作了修正，進而討論弦核外引力場的性質
  2. Based on analysis of geologic foundation record about pingzhuang basin, a lot of sino - foreign geothermal geology record and investigation of field geology, measuring of ground temperature in person and geo - chemical analysis of ascension spring, gushing water of fault, the fact that the anomaly of geothermal gradient of pingzhuang basin, which is in region of low geothermal gradient, is caused by redistribution of conduction - oriented geothermal heat flow which is result from upheaval and depression of basin foundation bed is pointed out. after the field of ground temperature is simulated under the background of conduction - oriented geothermal heat flow by means of ansys, the characteristic of ground temperature distribution of top surface of basin foundation bed ( yixian team ) is revealed. the sound condition of transmissibility fault and feeding water source, which are imperative in formation of the low - medium temperature geothermal system of convective type, is possessed in pingzhuang basin

    通過對平莊盆地基礎地質資料、國內外大量地熱地質資料的分析和野外地質調查、礦井實測地溫以及上升泉、斷層涌水的地球化學分析等工作基礎上，指出地處低地溫梯度背景區的平莊盆地地溫梯度異常是由於盆地基底隆起和坳陷引起傳導型大地熱流再分配所致；運用州sys數值模擬了大地熱流向地表傳導背景下的盆地地溫場，從而揭示了盆地基底（義縣組）頂界面地溫分佈特徵；闡明了盆地具有形成中低溫對流型地熱系統所必需的導水斷裂、補給水源等的良好條件，中低溫對流型地熱系統是地熱勘查的主要對象；圈定了平莊盆地北部朝陽溝?駱駝營子地熱勘查遠景區。
  3. Research and analysis were carried out on yangshan super - large gold deposit in terms of regional background for tectonic evolution and development and geological and geochemical characteristics for metallogenesis, and the results indicate that it is a hydrothermal ( medium to low temperature type ) super - large gold deposit formed in mesozoic to cenozoic activated orogens or at hypabyssal positions in the crust

    摘要從陽山超大型金礦床的區域構造演化發展背景、成礦地質地球化學等特徵進行的研究與分析表明，它是形成、產出在中新生代活化造山帶、地殼高位淺成的中低溫熱液型超大型金礦床。
  4. There is no perspicuity verge between the west and the east of qinling mountains, so we have to draw a line to divide it into two parts. by analyzing the chang of observation spot " s precipitation in summer and in autumn on the same latitude, we can make a conclusion that 108 ewill be the line possibly. the paper was going on under the background of global chang by compairing the variation characteristics of norm annual air temperature and norm annual precipitation, and by compairing air temperature and precipitation over the season,

    秦嶺東部地區氣候變化總體趨勢為降水減少、氣溫遞增，其中近50年的時間里，氣溫共遞增0 . 185 ，同時降水減少75 . 35mm ，表現為暖干化特點，其暖化的特點表現在冬半年的暖冬尤其是冬季增溫強烈，干化則主要集中在夏季降水的銳減；而秦嶺西部地區則降水減少的同111氣溫下降，近50年來，氣溫共下降0
  5. But wmap, with its ability to resolves slight temperature fluctuations down to millionths of a degree, is still able to detect these minute differences and produces the finest full sky thermogram of the cosmic background

    但由於wmap的超高靈敏度儀器可測量低至數百萬分之一度的溫差，它才能不負所託，得出至今最精細的全天微波背景輻射溫度圖。
  6. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異，因此表現為比普通混凝土更為較高的耐久性要求；負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能，才能夠滿足工程實際應用的要求，這也是負溫混凝土必須解決的兩大技術關鍵；通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討，採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線，通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ；並在此基礎上配製不同等級負溫高性能混凝土，開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究；通過對fd - 1組分和摻量的調整，優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  7. The minimum of resistivity at low temperature range can be explained by magnetic scattering which corresponds to the peak of magnetization. all of the experimental data can be well explained on the basis of vrh model, which comes from not the clusters, but the inhomogenous magnetic background. based on the mechanism of transport, cmr effect is elucidated

    體系磁性和電性的影響，通過實驗分析得出了下列結論： q ） dy對la的替代產生了無規的磁勢，破壞了mn o mn長程鐵磁序，導致在tn丁tc溫區出現團簇玻璃態，在t tn溫區，由於dy子大的磁矩， la （ dy亞晶格和mn亞晶格磁矩強烈的耦合，體系呈現反鐵磁態
  8. Under the background of correlative research project, the method of selective laser sintering has been used in the researching work. polymer - coated high - temperature alloy powder have been first developed successfully in our nation. the laser sintering and post - treatment process of high - temperature alloy parts have been systematically studied, which lay the foundation for its engineering application

    在國內首先研製成功了覆膜高溫合金粉末及其制備工藝，並對其激光燒結成型和后處理工藝進行了系統的實驗研究，為該項技術的工程化應用打下了基礎。
  9. The results of the experiments indicates that concentration of aminosilane influences the fluorescence background of glass slide, and some factors affect immobile ratio of oligonucleotide probe, such as aminosilane treatment time, aldehyde treatment time, uv crosslinking energy, washing temperature and time

    研究表明，氨基化試劑濃度對玻片熒光背景有影響，氨基化試劑處理時間、醛基化處理時間、紫外交聯能量和洗滌溫度和時間等工藝因素影響寡核苷酸探針的固定率。
  10. Superfusion, two levels - 25 and - 55mv of ead could be induced on the background of automaticity. the bursts in low membrane level ead were abolished by nifedipine 2. 0mol l whereas those in high membrane level were abolished by lidocaine 10mol l and low temperature. the quasi - steady - state

    低電位水平的發放可被硝苯吡啶2 . 0mol l消除，而高電位的發放可由利多卡因10mol l或低溫30所抑制。
  11. Monte carlo method does stochastic stimulants experiments about the characteristics of extreme temperature in the future on the background of global warmer

    在全球氣候變暖的背景下，利用蒙特卡洛隨機模擬方法對未來極端溫度變化特徵進行模擬試驗。
  12. Firstly, there is a full discuss of space aircraft thermal control. the background of the research for this paper is also presented here, in chapter 2, there is a complete discussing of fem realization in numerical heat transfer, including delaunay grids generation and display, two - dimension temperature field function eduction and collectivity compound

    首先全面論述了航天器熱控制和熱分析的基本內容，指出本課題產生的工程背景。在第二章中完整地論述了有限元數值計算方法在解決傳熱問題中的實現，包括delaunay網格的生成與顯示，二維溫度場泛函的推導和溫度場的總體合成等。
  13. Lagged indicators such as background, connection, and trip gas ; cuttings size and shape ; flowline temperature changes

    後效判斷法，鉆井液含氣量、井內氣侵量、起下鉆後效、巖屑形狀與大小、出口溫度變化。
  14. Secondly, during the design of ir image real - time simulation ' s software and geometrically modeling, the ir targets are discussed in detail in this paper, including reading the 3ds modeling from the file and evaluating the ir temperature to every module of the 3ds modeling, then by the use of the open graphics library ( opengl ), which transfers vertexes " coordinates, draws three dimension scenes, generates and saves dynamic ir images and by the ways of employing the broadcast memory sbs technique to real - time image transmitting and real - time image receiving, the real - time target - background image is produced

    其次，在設計紅外圖像實時模擬軟體的工作中，本文詳細論述了紅外目標圖像的幾何建模，目標的3ds模型讀取和各個模塊紅外溫度的賦值，利用opengl產生動畫圖像並保存圖像數據文件、利用內存光纖網路實時傳送和接收圖像文件，最終完成目標和背景圖像的實時合成，產生實時動態目標?背景圖像。
  15. Theory therefore indicates that the dark ages were defined by three distinct temperatures : the spin temperature ( a measure of the relative abundance of atoms with different spin states ) ; the ordinary, kinetic temperature ( a measure of the motions of the atoms ) ; and the radiation temperature ( a measure of the energy of the background photons )

    因此理論上，黑暗年代是由三種截然不同的溫度來定義：自旋溫度（不同自旋狀態原子相對數目的度量） 、一般的動力溫度（原子運動的度量）與輻射溫度（背景光子能量的度量） 。
  16. Shanghai asiahope trade co., ltd their subordinate of the ceramics factory, devoted to developing the modern ornament materials ; pursue natural art is combined with the new concept of the modern life, found and smelt the ceramic brick of crystal inferiorly, one layer of complete hand mades of surface crystal of the brick, after the high temperature is fired, the surface of the brick does not have regular crystal crackle to produce naturally, the products have more than more than ten seed colors, is suitable for hotels such places as the hall and top - grade bar, swimming pool, bathroom, entry wall, kitchen, sitting room background wall, etc., deep since smelting brands and appearing on the market inferiorly welcomed by the market

    上海遜豪貿易有限公司其下屬擁有自己亞冶陶瓷廠，致力於研製現代裝飾材料，追求自然藝術與現代生活新概念結合，所締造亞冶水晶陶瓷磚，磚的表面水晶層完全手工製作，經高溫燒制后，磚的表面產生自然無規則的水晶裂紋，產品有十幾余種顏色，適用於酒店大廳和高檔酒吧，游泳池、浴室、玄關墻、廚房、客廳背景墻等場所，亞冶品牌面市以來深受市場歡迎。
  17. There is no thoroughly rounded theory about displacement ventilation system in our country at present and our research begins recently. the study work of this paper will be useful for further optimization design of displacement ventilation system. this dissertation includes five parts. the first part introduces the development of the displacement ventilation and the background of research in domestic and oversea. in the second part, it gives working principle of displacement ventilation system and it ’ s advantages to the mixture ventilation. the study also gives a series of indexes to evaluate displacement ventilation system and specifies air supply terminal device and so on. it is needed to simulate and analyse the velocity field, temperature field and distribution of flow field. this is the third part. the forth part specifies the simulative method for thermal stratification of displacement ventilation system. it gives some factors affecting thermal stratification height such as inlet temperature, inlet velocity, heat transfer of wall body, distance of heat source and so on

    本文的研究工作主要包括以下幾個方面的內容: （ 1 ）綜述了國內外相關的研究現狀和研究背景; （ 2 ）簡介了置換通風的工作原理，並分析了它相對于混合通風的優良特性及評價指標、末端裝置等; （ 3 ）對採用置換通風方式房間的溫度場、速度場和氣流分佈進行了模擬計算與分析; （ 4 ）對採用置換通風方式房間的熱力分層高度進行了模擬計算，並分析其影響因素，如:送風溫度、送風速度、圍護結構傳熱和熱源分佈等; （ 5 ）擬合了無量綱熱力分層高度相應于送風溫度t 、送風速度v 、熱源間距離l和圍護結構傳熱q的經驗公式。
  18. For hot rolling steel production, the condition on site is poor, temperature measurement is restricted by transmitting rate, background radiation and transmission loss of optical route

    對現場條件比較惡劣的熱軋生產，它的測溫受到發射率、背景輻射、光路傳輸損失等因素的制約。
  19. A severe rainstorm over liaoning occurring from august 19th to 21st in 1997 by a landing northward tropical cyclone ( 9711 ) was simulated by mm5 non - hydrostatic model. through comparing the simulate results with the real weather, the different layer synoptic - scale circulation, height field, temperature field and precipitation were successfully reappeared. the main synoptic background in the case was as follow

    使用psu ncarmm5v3非靜力模式，對1997年登陸北上的11號臺風， 8月20日夜間在遼寧登陸前後，給遼寧帶來的大范圍大暴雨進行了數值模擬，並通過模擬的高、中、低空形勢場（高度場、溫度場） ，降雨量以及降雨強度與實況進行對比分析，是一次比較成功模擬，基本再現了遼寧大暴雨過程物理量場變化的全貌。
  20. The big bang model, which states that almost 14 billion years ago the universe started expanding from a state of extremely high density and temperature, is able to explain galaxy motions, the abundance of hydrogen and helium, and the properties of the cosmic microwave background ( cmb ), the remnant heat from the expanding and cooling gas

    大霹靂模型指出，宇宙于約140億年前自極度高溫、高密度的狀態開始擴張，這理論不但可以解釋星系運動以及宇宙中氫與氦的含量，而且還預測了宇宙擴張時，冷卻中氣體的殘餘熱輻射，也就是宇宙微波背景的各項性質。
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