temperature gradient 中文意思是什麼

temperature gradient 解釋
氣溫（變化）陡度〈尤指高度增加下的變化〉。

  • temperature : n. 1. 溫度，氣溫。2. 體溫。3. 〈口語〉發燒，高燒。
  • gradient : adj. 1. 傾斜的。2. 【動物；動物學】步行的，能步行的。n. 1. 〈英國〉（道路的）傾斜度，坡度，坡路。2. 【物理學】梯度，陡度，（溫度、氣壓等的）變化率，梯度變化曲線。
  1. The temperature of surface concrete varies with environmental temperature, but the conductibility of inner concrete is very poor. as a result, a quick decrease of environmental temperature will lead to large temperature gradient and then tensile stress develop soon in the thick direction, which will probably occur on the entire cross - section

    混凝土表面溫度隨外界溫度波動而波動，但內部的導溫性能很差，所以在外界溫度驟降時將引起很大的溫度梯度，從而在厚度方向上拉應力發展很快，這極易引起全斷面拉應力發生。
  2. If the temperature gradient becomes too large, then convection will take over the bulk of the energy transport.

    如果溫度梯變得太大，那麼對流將承擔能量傳輸的大部分。
  3. Finite element method was used for the calculation of temperature field, temperature gradient and thermal stress of the coal water slurry ( cws ) ceramic nozzle

    摘要採用有限元法對陶瓷水煤漿噴嘴溫度場、溫度梯度及其熱應力進行了分析計算。
  4. Results showed that the temperature, temperature gradient and thermal stress at the exit surfaces of the cws ceramic nozzle were higher than that of other part of the nozzle

    結果表明：在陶瓷水煤漿噴嘴的出口端面存在較大的溫度、溫度梯度和熱應力。
  5. The combined effect of uplift and denudation upon the temperature gradient can be obtained by formula (3. 86).

    抬升和剝蝕對溫度梯度的聯合效應可以根據公式（386）進行估定。
  6. The combined effect of uplift and denudation upon the temperature gradient can be obtained by formula ( 3. 86 )

    抬升和剝蝕對溫度梯度的聯合效應可以根據公式（ 3 86 ）進行估定。
  7. The simulation results suggest that, at the end of the scanning line, the dissymmetric temperature field and the great temperature gradient result in the balling phenomenon and great thermal stress, which could lead to the destruction of the sintering samples in this region. because of the coupling effect between scanning lines, the balling phenomenon is increased as the increase of the scanning lines, thus the over short scanning lines should be avoided in the sintering process. different scanning strategies have significant influence on the sintering

    模擬結果表明，掃描端點溫度場的不對稱及較大的溫度梯度造成了端點球化現象，並在端點處產生較大的熱應力，使燒結成形試樣易在此處破壞;激光掃描線間的耦合作用使端點球化現象隨掃描線的增加而逐漸顯著，燒結時應避免過短的掃描線;不同掃描策略對燒結成形有很大影響，交替掃描會影響燒結試樣的質量，實際製造時應採用單向掃描策略。
  8. Examples of interactions are mass transfer caused by temperature gradient.

    溫度梯度所引起的質量轉移是交叉作用的例子。
  9. Testing method for heat resistance under temperature gradient

    溫度梯度下耐熱性的測量方法
  10. Influence of earth temperature gradient on ground stress calculation in underground mines

    地溫梯度對地下礦山地應力計算的影響
  11. Test and analysis on the indoor temperature gradient of low - temperature hot water floor radiant heating

    低溫熱水地板輻射供暖的室內溫度豎向分佈的測試與分析
  12. Microstructure and its scales of cu - 70 sn peritectic alloy under high - temperature gradient directional solidification

    包晶合金高溫度梯度定向凝固的組織及其尺度
  13. To minimise the temperature gradient across the sample, the light aperture in the block is only 2. 5mm ?

    為了減小樣品上的溫度梯度，臺體上的光孔直徑只有2 . 5毫米。
  14. The conclusions obtained as follows : firstly, the structure ' s free frequency is decreased by the reduction of the mechanical property of the material with the increasing temperature ; secondly the thermal stress produced by the temperature gradient may decrease or enlarge the structures natural frequency ; thirdly, the variety of natural frequency of the alloy structures effected by the heat effect apparently higher than that of the composite material structures

    最後，採用ansys程序分析了合金材料、復合材料的板、彈體結構的熱振動特性。在不同的熱載條件下，取得以下結論：升溫導致的材料機械性能下降都會降低結構固有頻率，而溫度梯度產生的熱應力可能降低也可能提高結構的固有頻率；金屬材料結構的固有頻率受溫度的影響要比復合材料結構的固有頻率受溫度的影響要明顯。
  15. Abstract : refering to different rules on temperature gradient in five specifications, the paper calculates transverse stresses of temperature c hange for concrete box girders of three bridge types, as well as makes an analysi s of temperature sensitivity. the results indicate that temperature effect is one of important reasons causing the bridge deck crack

    文摘:參照4個國家5種規范關于溫度梯度的不同規定，對3種不同橋型的砼箱梁的溫變橫向應力作了計算和比較，並對溫度敏感性作了分析，結論表明溫度效應是橋面開裂的重要原因之一
  16. But ever finer control of the temperature gradient around the seed is eliminating the telltale imperfections that jewelers could once detect with a magnifying glass

    然而，一種能更精細控制晶種周圍溫度梯度的方法，正逐漸去除這種遮掩不了的瑕疵。
  17. 2 ). it has a great temperature gradient along the height in hot and cold plenums of cefr in steady state. the buoyancy force cannot be ignored because the flow velocity is low in the whole flow regions

    冷熱鈉池在穩態工況下沿高度方向有很大的溫度梯度，整個流動區域內的流速較低，浮升力的影響不可忽略； 3
  18. There are many advantages to heat by air condition system, but there are also many problems. the air distribution of air condition room is often designed according to the summer outdoor parameters. thus, in winter, the hot air will arise with the influence of buoyancy, which result in the decline of vertical temperature gradient and produce a successive of problems

    空調送風供暖有著很多的優點，但也出現了很多問題，由於空調房間的氣流組織一般是以夏季工況為設計工況，在冬季由於送風熱氣流在浮升力作用下上升，引起垂直溫度梯度的增加，並產生一系列的問題，致使空調房間冬季室內熱舒適性較差、能源利用效率較低。
  19. The temperature gradient and concentration gradient were both large in the near - wall region. although the thermophoresis force could affect the 50 - micron particle, the concentration did not change as large as 2 - micron particle because of the large mass and the wall effect

    熱泳力對粒徑為50微米的顆粒也有影響，但是由於顆粒的質量較大，再加上壁面效應，其作用效果遠沒有2微米顆粒明顯，僅在近壁區顆粒的濃度略有升高，而其它部分基本不變。
  20. ( 5 ) based on 1 - d horizontal tests for coupled movement of soil water, salt and heat transfer, theoretical analyses on the influence of temperature gradient on soil water and salt movement were conducted

    西安理工大學博士學位論文（ 5 ）根據水平一維土壤水鹽熱耦合遷移試驗，分析了溫度勢梯度對水鹽運動影響的機理。
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