道路與混凝土 的英文怎麼說

中文拼音 [dàohúnníng]
道路與混凝土 英文
road & concrete
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
  • 道路 : road; way; path
  • 混凝土 : concrete; beton; jetereting混凝土壩 concrete dam; 混凝土板 concrete slab; 混凝土標號 concrete gra...
  1. The paper is based on innumerable practical heavy - load road data, deliberate heavy - load standard in detail through theoretical arithmetic, and bring heavy - load standard about cement concrete pavement and asphalt concrete pavement separately ; in the meantime, through a large quantity of cement concrete pavement stress calculation, the paper puts forward relation expression between load on concrete board and stress level under board ; meanwhile, the paper puts forward traffic classification about cement concrete pavement and asphalt concrete pavement ; through bearing board testing on each structure sheaf the paper finds the material modulus gets modified ; through comparing position equivalent rebound modulus to theoretical equivalent rebound modulus, the paper points out limitation of nomograph in course of cement concrete pavement design, whereby, puts forward modifier formulas about theoretical equivalent modulus

    本文以大量的重載資料為主,從實際出發,結合理論計算,對重載標準進行了詳細的討論,分別給出了水泥瀝青面的重載標準了;同時,通過大量的水泥板底應力計算,推導出了面板荷載板底應力水平的關系式;給出了水泥瀝青面的交通分級;通過對試驗各結構層進行承載板測試,發現現有材料模量較以前有了明顯的提高;對比現場實測的當量回彈模量理論當量回彈模量,指出現有水泥面設計中的諾謨圖不能完全符合現有材料,從而提出了對理論模量的修正公式。
  2. Thirdly, it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink. the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time. it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ), and gave some methods to weaken hydraulic impact. in the final part of the paper, the reliability of the theory analysis is further verified by the experiment of hydraulic system

    首先在流變學原理的基礎上,深入分析在輸送管內的流動狀態,得出泵的負載特性方程;然後根據功率鍵合圖的建模方法,建立泵送迴和分配迴的數學模型,並運用模擬軟體matlab simulink對泵送和分配迴模型進行了模擬,分析了在不同的輸入流量(泵送頻率)和換向時間下,活塞桿的位移和系統的液壓沖擊情況,找到了引起液壓沖擊的根本原因(即分配迴的響應時間(固定值)活塞桿的運動時間(變化值)不相匹配) ,並提出了相應的改進方法。
  3. This paper presents design principle and method of asphalt concrete pavement typical construction and cement concrete pavement typical construction, formulates typical construction drawing of two type pavement and workouts pavement typical construction computer aided design, by summarizing and absorbing research production of home and abroad, considering different natural conditions, grade of road and traffic volume in ningxia, and collecting a mass of engineering datum, calculating and checking

    本文通過總結吸收近年來國內外面典型結構的研究成果,考慮寧夏地區不同的自然條件、等級和行車荷載條件,在大量計算、驗算的基礎上,提出適用於寧夏公的瀝青面典型結構和水泥面典型結構的設計原則和方法,具體擬定了兩種類型面的典型結構圖,並編制了公面典型結構計算機輔助設計程序。
  4. The change of energy in wall rock is tracked in the whole process and the amount of energy transferred to linings is also evaluated. 5 ) based on the principal of energy invariance and the energy properties of sfrc, a practical design equation that related the thickness of projecting sfrc to the energy related properties of tunnel is given in the end. this equation is then used to design a single - track railway tunnel in iii grade rock condition

    並進一步推導了不同形式的構件間的能量耗散關系,為將標準試驗的能量統計結果運用於實際結構中打下了基礎; 4 )利用有限元軟體對隧開挖過程進行了三維模擬,得到了隧圍巖在開挖掘進過程中的能量轉化趨勢和規律,得到了鋼纖維噴射襯砌在支護過程中的能量變化; 5 )利用能量守恆原理和已經推導出的構件能量耗散關系,建立了鋼纖維噴射襯砌厚度圍巖開挖能量變化間的關系,並運用此方法對級圍巖條件中的鐵單線隧的鋼纖維噴射襯砌進行了設計計算;
  5. In this paper, choosing principle of the materials are discussed and the matching index of the old concrete and the repairing materials are also expounded. the rapid repairing materials are classified as three categories : rapid hardening cement, rapid hardening concrete and rapid repairing agent. the behaviors of the materials have been given deep studies in both lab and engineering

    快速修補材料是維修中用量最大的材料,本文闡述了快速修補材料的選擇原則和基層修補的相容性指標,將快速修補材料分為:快硬水泥類、快硬類和快速修補劑三大類,並對這些材料的性能進行試驗研究和工程應用研究。
  6. With regard to the strong support type of cast - in - place concrete often adopted in loess highway tunnels, the influences of strength, thickness and age of concrete on surrounding rock and lining structure were analyzed by use of numerical imitation technology

    摘要針對黃常採用模築強支護型式,利用數值模擬技術分析了襯砌強度、厚度和考慮齡期否對圍巖及隧襯砌結構的影響。
  7. So the conductive behavior in ac field was equivalent with the parallel connection of a resistor and a capacitor, the nonlinearity of v - i characteristics originate from a combination of the implication of the nonlinear contribution of tunnel conduction between graphite particles and the production of additional conducting pathways under sufficiently strong local fields, which is the function of the gap between graphite particles and has a relation with the transition ability of electrons

    導電瀝青的導電行為則可用隧效應進行分析,交變電場中的導電行為可等效為電阻r和電容c並聯,非線性v - i特性產生於隧效應時粒子間的非線性導電和高電場時誘發額外的導電通,二者是粒子間隙的函數,電子躍遷能力有關。
  8. The steel - fibre reinforced concrete ( sfrc ) is a new kind of multiply - composite material, and the short steel fibres are distributed disorderly in the concrete. the main function of the short steel fibres is to hinder the expandance of inner microscopic and macroscopic cracks in the concrete. therefore, sfrc is used extensively in building highway and airport pavement. with the extensive applyment of sfrc, the experiment and research of it has been concerned and valued by the scholars of internal and overseas

    鋼纖維是在普通中摻入亂向分佈的短鋼纖維所形成的一種新型的多相復合材料,其中亂向分佈的短鋼纖維主要作用是阻礙內部微裂紋的擴展和阻滯宏觀裂縫的發生和發展。因此,在修築公面和機場面中得到廣泛的應用。隨著鋼纖維這種新型復合材料的廣泛應用,對鋼纖維的試驗研究也日益受到國內外學者的關注和重視。
  9. Research about damage mechanism of lining structure after tunnel fire. 《 progress in safety science and technology 》 , beijing, 2000, 8 ( istp 收錄 )

    鋼筋結構的優化設計模型應用. 《中國公學報》 , 2001年第2期
  10. The durability for concrete lining structure of highway - tunnel and the thickness of concrete cover

    襯砌結構的耐久性保護層厚度
分享友人