cracking conditions 中文意思是什麼

cracking conditions 解釋
裂化條件
  • cracking : adj 分裂的,分解的;〈美俚〉極快的,猛烈的。 cracking distillation 【化學】裂解蒸餾(法)。 crack...
  • conditions : (旅遊合同中)條件或服務項目
  1. The geological conditions are very complicated in hejiazhai tunnel which is located in guizhou shuibo railway, this tunnel is named " mashed tunnel " with the most difficult geological conditions such as the high dense gas and developed karst and gushing water assembled together, the geological hazards like the gushing water and sand, the collapse of tunnel, surface subsidence and slide, cracking of tunnel lining were often happened during construction period

    摘要貴州水柏鐵路何家寨隧道,工程地質條件極其復雜,集「高瓦斯、強巖溶、大涌水」為一體,施工期間曾發生多次涌水涌砂、洞內坍方、地表塌陷與滑坡、支護襯砌開裂變形等地質災害,堪稱水柏鐵路施工難度最大的「爛洞子」 。
  2. Tar content in the gas was influenced by the gasification conditions, such as the gasification temperature, residence time of feedstock in the gasifier and the type of feedstock, which can help us to investigate the mechanism of tar production in gasification process. catalytic cracking of tar was performed in a downstream secondary fixed - bed cracker with dolomite, limestone and alumina brick as catalysts. by comparison, thermal cracking of tar was also performed with silica carbide

    在固定床二級催化裂化反應器上,實驗了白雲石、石灰石、高鋁磚等幾種催化劑作用下的焦油催化裂化過程以及炭化硅作用下的熱裂化過程,並對裂化溫度( 650 950 ) 、氣相停留時間( 0 . 5 1s )和催化劑類型等過程參數對焦油轉化效果和熱解煤氣的影響進行了分析,對各種催化劑材料的性能進行了比較,力爭開發出可適用於工業化生物質氣化系統的焦油催化裂化技術。
  3. The pavement panel, under load and with already existing initial cracking & inherent damaged conditions as well as its cracks & damage, further accumulates and expanses, which lays a foundation for the fissures & breakage ; the surface layer - as the uneven pavement brings about interaction between spring plates which results in impact on the vehicle load, is the main reason speeding up the fissures in the pavement panel

    在荷載作用下,使得已經存在初始裂紋和固有損傷條件的路面板,其裂縫和損傷進一步累積和拓展,為路面的斷裂破壞奠定了基礎;表面層? ?由於路面表面的不平整而引起的車板相互作用帶來車輛運動荷載的沖擊,是加速路面板斷裂的主要原因。
  4. Finally, the distribution discipline of the cyclic changing temperature damage factor under the conditions of low temperature through the equivalent assumption and energy equivalent model based on damage mechanics theory. the fatigue life of the 4cm depth sawed cracking road is obtained under the conditions of - 15 based on the shenyang - dalian highway. in this paper, the inhomogeniety of asphalt concrete resulting from temperature change is considered, when the influence of the temperature change on the semi - rigid asphalt pavement concrete is analyzed

    最後,基於損傷力學理論,通過等效應變假設原理和能量等價模型,得到低溫下循環變溫損傷因子的分佈規律,以沈陽?大連高速公路的預鋸縫為工浙江大學博士學位論文廣義荷載作用下道路與軟基共同作用研究王金昌2003年5月程背景,預測了4cm深的鋸縫在一巧路表變溫作用下的疲勞壽命。
  5. In the paper the effects of the made parameters, the main materials and environmental conditions on plastic shrinkage cracking were investigated. it can be concluded as following : 1 ) there was a critical w / c ratio of maximum plastic shrinkage cracking between lower and higher w / c ratio of concrete mixtures made with the same cement content per cubic meter, concretes with lower or higher w / c ratio being less prone to plastic shrinkage cracking and the w / c critical ratio critical of maximum plastic shrinkage cracking being about 0. 5

    本文研究了配製參數、主要原材料以及環境條件對新拌混凝土塑性收縮裂縫的影響,結果表明: 1 )單方混凝土水泥用量一定時,較低水灰比和較高水灰比對應的混凝土拌合物不易開裂,而中間某一臨界水灰比對應的混凝土拌合物開裂較嚴重,這一臨界水灰比為0 . 5 ;單方混凝土水用量或水泥漿量一定時,混凝土拌合物的塑性開裂趨勢與上述情況相似,但臨界水灰比分別為0 . 45 - 0 . 4和0 . 4 。
  6. Based on theoretical analysis and computational model, a three - dimension numerical simulation software 3c3d ( concrete cracking control 3d ) was finished in which finite element and finite difference method were both hired. compared with the known data, good agreement proved it reliable and practicable. finally, by means of the software, with variant of environmental temperature and relative humidity and different curing conditions, the variety regulation of temperature and humidity and the stress due to them within concrete were analyzed

    然後針對收縮開裂的本質因素即混凝土內部的溫度梯度和濕度梯度,進一步從理論上分析了高強高性能混凝土早期溫濕度場隨齡期發展的分佈情況,分析溫濕度變化與收縮變形的關系,建立了相應的計算模型,並且採用有限元和有限差分方法編制三維模擬系統軟體3c3d ( concretecrackingcontrol3d ) ,通過與已知數據的對比分析,驗證了該模型的可靠性和實用性。
  7. Non - linear description of cracking mechanism and wrecking conditions of cement concrete pavement

    水泥路面裂縫形成機制及破壞條件的非線性描述
  8. Much information was achieved by analysis of different kind of tar samples, including the production and evolution of tar in gasification process, the variation of tar composition under catalytic or thermal cracking conditions. and the mechanism of tar cracking was discussed in - depth with the variation of tar composition under different cracking conditions

    對多種焦油進行分析,獲得了大量焦油構成信息,並以此對生物質氣化過程中焦油的產生和變化情況、催化裂化或熱裂化過程中焦油組分的變化情況、以及裂化過程參數對焦油組分和焦油量的影響進行了深入的機理性分析。
  9. The results reveal that the five - lump model can work with only the compositional information of the raw tar as the input parameters, and it can be used to predict the results of different cracking conditions and the final composition of residual tar. the simulation of the cracking process was satisfying

    結果表明,五集總模型的應用可獨立於焦油的來源和性質,對焦油轉化過程動力學行為描述的準確度明顯高於整體轉化模型,且該模型不僅對裂化過程進行動力學模擬和結果預測,還可給出轉化后焦油的構成等重要信息。
  10. Testing of rubber - determination of resistance to ozone cracking - part 1 : static conditions

    橡膠試驗.抗臭氧龜裂的測定.第1部分:靜態條件
  11. Rubber - or plastics - coated fabrics - determination of resistance to ozone cracking under static conditions

    橡膠或塑料塗層織物.靜態條件下抗臭氧龜裂的測定
  12. The domestic artificial map cracking ( cavity ) core is first presented, which is accordant with prerequisites similar to the real permeability and the percolation spatial configuration of the reservoir, and successfully applied to the long - core test under the conditions of high pressure, high temperature, high salinity and high viscosity available

    在國內首次人工製造出了同時符合油藏儲滲層滲流空間形態要求和滲透率要求的網狀裂縫(洞)巖心,並在四高,即壓力高、溫度高、礦化度高、粘度高的模擬油藏實際條件下成功應用人工製造網狀縫巖心完成了輪古地區長巖心驅替實驗。
  13. Major distress type includes rutting, fatigue cracking, and structural cracking. the evaluation program developed can communicate with pavement condition database system through dll ( dynamic link library ), perform evaluation of pavement conditions, and conduct overlay when necessary

    本文建立的路面評價系統可以通過動態鏈接庫對狀態數據庫進行訪問,西南交通大學碩士研究生學位論文第ij頁對路面狀態進行分析評價,必要時可以進行加鋪層的設計。
  14. The buckling and ultimate strength of ship plating normally depend on a variety of influential factors, namely geometric / material properties, loading characteristics, initial imperfections ( i. e. initial deflections and residual stresses ), boundary conditions and corrosion, fatigue cracking

    船體板的屈曲和極限強度取決于很多影響因素,主要有:板的幾何尺寸、材料特性、載荷特徵、初始缺陷(如初始變形和焊接殘余應力) 、邊界條件以及腐蝕的影響、疲勞裂紋等。
  15. The overall cracking model was constructed on the basis of the kinetic models of each lump. this five - lump model was used to simulate the cracking process of tars from different sources and under different cracking conditions, and good results were achieved by comparison with experiment data

    利用實驗數據擬合得到各集總轉化的動力學參數,並以此構建各集總轉化過程的動力學模型和整體焦油轉化過程的動力學模型,並取得了良好的效果。
  16. Owing to the interfacial cracking which occurs under higher applied load conditions, the composite with high content of tib _ 2 phase exhibited a transition from mild wear to severe wear over the applied load range from 10 n to 80 n. under moderate applied load, increasing the sliding speed caused a decrease in wear rate and friction coefficient of the in - situ composites because the formation of a protective oxide film occurred on the sliding surface and the hardness of the subsurface layer was maintained due to reinforcement of tib2 nanoparticles in the cu matrix

    隨著載荷的增加, cu -納米tib2原位復合材料的磨損率和摩擦系數增加;由於在較高載荷下發生表面開裂,高含量的tib2相增強原位復合材料發生了由輕度磨損向嚴重磨損形式的轉化。在中等載荷下由於表面保護性氧化膜的形成和基體中納米tib2相的存在使復合材料具有良好的抗軟化能力, cu -納米tib2原位復合材料的磨損率和摩擦系數隨著滑動速度的增加而下降。
  17. In this paper, based on simulation modeling laws of geometry, constitutive relations, stress conditions and construction, a simulative calculation model has been proposed by considering the mechanical problems during the underground tunnel ' s construction and adopting constitutive models of enveloping type which can consider elasto - plastic materials and their cracking. the model can describe rock multi - media characteristic consider the interrelation of shoring structure and stratum reflect some influencing factors, for example : faultage interlayer joints, construction process and so on

    本文結合地下隧洞工程施工過程中的力學問題,基於幾何、本構、應力狀態和施工過程等四方面模擬建模的原則,採用可以考慮材料彈塑性和開裂的包絡型本構模型,建立能描述巖體多介質的特點和能考慮隧洞支護結構與地層的相互作用,同時能反映斷層、夾層、節理裂隙以及施工全過程等影響的巖體結構模擬計算模型。
  18. In this paper, based on simulation modeling laws of geometry, constitutive relations, stress conditions and construction, a simulative calculation model has been proposed by considering the mechanical problems during the underground chamber construction and adopting constitutive models of enveloping type which can consider elasto - plastic materials and their cracking. the model can describe rock multi - media characteristic consider the interrelation of shoring structure and stratum reflect some influencing factors, for example : faultage interlayer joints, construction process and so on

    本文結合地下洞室工程施工過程中的力學問題,基於幾何、本構、應力狀態和施工過程等四方面模擬建模的原則,採用可以考慮材料彈塑性和開裂的包絡型本構模型,建立能描述巖體多介質的特點和能考慮隧洞支護結構與地層的相互作用,同時能反映斷層、夾層、節理裂隙以及施工全過程等影響的巖體結構模擬計算模型。
  19. We studied mix properties, mechanical properties and durability of polymer modified mortar under suited curing conditions compared with common mortar. the mortar cracking status was measured by use of the equipment of steel ring

    根據最終所確定的聚合物種類和摻量,配製聚合物改性砂漿,在最合適的養護制度下養護,研究聚合物改性砂漿的拌合物性能、力學性能和耐久性能等,並與普通砂漿進行對比研究。
  20. This paper investigates 15 r. c. beams under different conditions of cfrp amount, anchor condition and load history. the experiment results show that the flexural strength, stiffness and cracking behavior of rc beams can be improved. a failure mode caused by epoxy - concrete interface bond abating is observed and analyzed in this paper

    本文進行了15根鋼筋混凝土適筋梁在不同碳纖維粘貼量、錨固方式和加載歷史條件下的試驗,試驗結果表明,粘貼碳纖維加固後梁的正截面承載力提高,裂縫寬度減小,抗彎剛度有所增強;在試驗中觀察到了膠層?混凝土界面粘結失效導致的試件破壞形式。
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