熱梯度 的英文怎麼說

中文拼音 []
熱梯度 英文
heat gradient
  • : Ⅰ名詞1 (梯子; 樓梯) ladder; stairs; steps; staircase 2 (姓氏) a surname Ⅱ形容詞(形狀像樓梯的...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  1. The obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements

    結果表明:有機硅聚合物-聚丙烯酸酯膜有一個較寬的玻璃化轉變溫區,玻璃化轉變范圍相對組分材料的玻璃化轉變范圍發生了擴展:有機硅聚合物-聚甲基丙烯酸酯膜具有較好的學性能;硅含量的提高有利於改善膜層的憎水性能和紫外吸收性能。
  2. That is the premise of the bg / ha electrophoresis codeposition. the laws of the electrophoresis deposition of the bg and ha partic les were found by the study on each of their deposition under the different conditions. the electrophoresis codeposition of the bg and ha particles had been studied and the bg / ha graded coating, which is compact in the bottom layer and porous near the surface layer, had been prepared on the surface of the dental implant after the low temperature heat treatment ( about 740 ) and fast firing ( 50 - 80 / min, heat preservation time was 5 - 8min. )

    以bg微粉和ha微粉作為塗層原料,通過研究bg和ha微粉在非水介質中的分散情況和帶電特性,選擇冰醋酸為介質,使分散在其中的bg顆粒和ha顆粒表面均帶上正電荷,為電泳共沉積提供前提條件;通過對不同條件下bg 、 ha各自電泳沉積的研究,探索出了兩者電泳沉積的規律;通過對bg和ha在冰醋酸中電泳共沉積以及后續低溫( 740左右)快燒( 50 ? 80 min ,保溫5 ? 8min )處理的研究,在鈦合金牙根種植體基體上成功制備出了底層緻密而表層多孔的bg ha塗層。
  3. Research on the design of combine harvester model 4l

    2塗層的抗震性能研究
  4. 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場、溫及其應力進行了分析計算。
  5. 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、溫應力。
  6. Differential rates resulting from temperature gradients in the material introduce stresses which can't be removed by later heat treatment.

    由材料內部的溫引起的速差將導致產生應力,這種應力是無法用以後的處理來消除的。
  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,掃描端點溫場的不對稱及較大的溫造成了端點球化現象,並在端點處產生較大的應力,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. 2. dynamic meteorology : equations of motion ; geostrophic, ageostrophic and gradient winds ; thickness and thermal wind ; continuity equation ; stream function ; vorticity equation ; divergence equation ; omega equation ; rossby wave ; ekman layer ; numerical weather prediction

    2 .動力氣象學:運動方程地轉風非地轉風及風厚成風連續方程流函數渦方程輻散方程奧米茄方程羅斯貝波埃克曼層數值天氣預報。
  9. 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,指出地處低地溫背景區的平莊盆地地溫異常是由於盆地基底隆起和坳陷引起傳導型大地流再分配所致;運用州sys數值模擬了大地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,中低溫對流型地系統是地勘查的主要對象;圈定了平莊盆地北部朝陽溝?駱駝營子地勘查遠景區。
  10. Also the theoretical basis of the method have been checked through simple deducing simulation and the influences of various physical parameters on the method have been studied. it is shown that the method is theoretically reliable for the production oil wells without very high production rate and is more suitable in field production for oil wells ( i ) in area with bigger geothermal gradient ; ( ii ) producing fluids ( oil and water ) with distinguish thermal characteristics ; ( iii ) producing oil with lower heat capacity or water with higher heat capacity ; ( iv ) with good surface measurement accuracy, as well as the method h as certain requirements on the accuracy of the temperature and flowmeter logs sensors

    就該產出剖面方法的理論基礎進行了簡單的正演模擬和可能影響該方法的各項物理參數進行了全面的考察,結果表明,該方法對于非高產的生產油井來說在理論上是可靠的,在實際生產中適合於( 1 ) 、油井所在地區地溫較大的油井; ( 2 ) 、油水特性差別較大的油井; ( 3 ) 、油比容值偏低水比容值偏高的油井; ( 4 ) 、井口計量精較高的油井,並且對井溫測井和流量測井的傳感性精有一定的要求。
  11. Increscent weight of oxidation, graphic and micrographic were explored, meanwhile, the mechanism of anti - erosion and wear - resistant of new coating material are also studied. at last, a program applied to calculate the temperature distribution and heat transmission between water wall tubes with sprayed coatings and metal anti - erosion tile was developed by use of visual basic

    文中最後採用vb6語言計算機編程,計算了不同材料塗層對鍋爐水冷壁管的傳效果及徑向溫的影響,同時與加裝了防護瓦和未加任何防護的水冷壁管進行了比較。
  12. In the analysis of ecological relationship between vegetation and environment, we got 11 community types by combining twinspan with dca. the first axis of oca indicated the elevation level and heat gradient while the second axis indicated slope factor. the analysis shows that the resource of tourism in pangquan gully is abundant and the construction is rational

    第一軸基本上反映了各植物群落所在環境的海拔和,從左到右,海拔在體呈升高趨勢,量呈下降趨勢;第二軸基本反映了各植物群落所在的坡,從下到上呈良好的發展趨勢,從群落類型來看,各群落類型在排序圖上有規律地分佈,得出龐泉溝植被結構合理,分佈符合自然進化規律,龐泉溝生態旅遊資源未受到破壞,人為因素不明顯。
  13. Testing method for heat resistance under temperature gradient

    下耐性的測量方法
  14. The diagnostic analysis for the sandstorm process on the base of height, temperature, pressure and wind etc output from the model shows that the upper cold trough, low - level wind shear, surface cold anticyclonic ridge, mesoscale cyclone and cold front are the main synoptic systems, surface cold anticyclonic ridge and cold front provide condition of wind force to occurrence of the sandstorm weather, the strong mesoscale cyclone before front makes pressure gradient before and after cold front obviously strengthen, moreover, and it increases obviously the temperature of the controlled area, as a result, the updraft movement caused by convergence before front strengthens

    500hpa強鋒區、 700hpa切變和鋒前中尺系統的強弱及位置變化是沙塵暴天氣發生發展到減弱的直接原因。地面冷高壓、地面氣旋及冷鋒是造成本次沙塵暴天氣的主要地面天氣系統。地面冷高壓及冷鋒為沙塵暴天氣的發生提供了風力條件,而中尺氣旋使冷鋒前後氣壓明顯增強外,又使所控制的區域增溫明顯,使鋒前輻合上升運動加強,為沙塵暴天氣的發生提供了、動力條件。
  15. Xanthophyli cycle has been widely concerned since the finding that it has the function in heat dissipation. with the trans - thylakoid ph gradient, zeaxanthin ( z ) together with antheraxanthin ( a ) can absorb excess energy from chlorophyll and release it as heat, thus protect the photosynthetic apparatus from photodamage by high light. violaxathin de - epoxidase ( vde ) is the key enzyme in xanthophylls cycle

    目前普遍認為葉黃素循環的色素定位於天線色素蛋白復合體上,在跨膜質子( ph )形成后,玉米黃質( z )和環氧玉米黃質( a )能夠從葉綠素中吸收過多的激發能,並以能的形式耗散到體外,從而保護光合器官免受強光的破壞。
  16. The tests show the system levels the relevant standards set by atp and iso, which are proved to be a successful one. airtightness test shall be carried out when the temperatures inside and outside the refrigerated containers should be stabilized within 3k of each other and should both be within the range 288k to 298k

    進入實驗工況后,溫調節精為0 . 3 ,環境溫場的值不超過1k ,而箱內溫場的值一直維持在2k以內,該集裝箱的漏率u為43 .
  17. Longitudinal and transverse metallographic specimens for microscopic observation were prepared using conventional techniques. the morphology evolution was observed with neophot - 1 metaloscope and amray100b sem

    利用電偶測溫方法,對定向凝固過程中固液界面溫及影響因素進行測試和分析。
  18. The results of the analysis indicate that the mechanical behavior of composite steel - frames in fire conditions is dominated by the effects of thermal loading, thermal expansion and thermal gradient

    得出了鋼結構高溫條件下載荷、膨脹、熱梯度對整體結構機械性能具有顯著影響的結論。
  19. In this paper the no. 50, 100, 150, 200 and 480 minute ' s pipes " temperature field and stress have been calculated with this method. compared with the experimental result the temperature result is very accurate

    同時解釋了溫流、熱梯度及應力存在差異的具體原因,為計算出再器鋼管材料12crlmov的疲勞壽命提供了有價值的數據。
  20. Residual stresses developed during heat treatment are caused by : ( 1 ) thermal gradients within the metal, ( 2 ) nonuniform changes in the metallurgical structure, and ( 3 ) nonuniformity in the composition of the metal itself, such as that caused by segregation

    處理中產生殘余應力的原因有: ( 1 )金屬中存在多級熱梯度; ( 2 )金相組織的非統一變化; ( 3 )金屬自身構成的非一致性,如隔離造成的非一致性。
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