混凝土加重層 的英文怎麼說

中文拼音 [húnníngtǔjiāzhòngcéng]
混凝土加重層 英文
concrete weight-coating
  • 混 : 混形容詞1. （渾濁） muddy; turbid2. （糊塗; 不明事理） foolish; stupid
  • 凝 : 動詞1. （凝結） congeal; curdle; coagulate 2. （注意力集中） fix
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 層 : i 量詞1 （用於重疊、積累的東西 如樓層、階層、地層） storey; tier; stratum 2 （用於可以分項分步的...
  • 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. Considering the nonuniqueness and instability of ultrasonic computerized tomography for structural concrete as well as the ultrasonic transmission characteristics in concrete, a natural weight matrix with dear physical meaning was introduced in the inverse algorithm

    摘要針對混凝土超聲波層析成像結果不唯一和穩定性差的問題，首先依據超聲波在混凝土中的傳播特點，在反演演算法中引入物理意義明確的自然權矩陣，對走時較小的射線和射線較密的成像單元加以重權。
  2. The study was focused on the deformation of the retaining wall and the internal forces in the reinforcements and the object of study included the effects of the vertical excitation, the reinforcement length, the reinforcement spacing, the weight of the facing blocks, the frictions between soil and facing blocks as well as those between two facing blocks

    研究內容包括豎向地震影響、加筋長度、加筋層間隔、面板預制混凝土塊重量、面板與填土界面摩擦角、預制混凝土塊之間摩擦角等對加筋土擋墻變形、加筋層內力等的影響。
  3. Present methods generally based on the statistics of earthquake damage, expert experiences, theory analysis and experimental researches have obvious advantages, disadvantages and certain scopes of application ; ( 2 ) different prediction methods should be adopted against different building conditions, sites, intensity and experiences etc to predict earthquake damage of buildings for prospective accuracy, dependability and availability ; ( 3 ) earthquake damage matrix, which is the foundation of earthquake damage prediction, of 7 kinds of building in the urban areas of zhangzhou city under intensity 6 to 9 has been set up. the damage conditions of different buildings under different intensity are as followings : all kinds of structures are basically intact under intensity 6 ; the reinforced concrete structures are basically intact under intensity 7, but other kinds of structures are destroyed slightly ; the reinforced concrete structures are still basically intact while other kinds of structures are destroyed intermediately under intensity 8 ; the reinforced concrete structures are destroyed slightly, single - story factories and open houses are destroyed intermediately and other kinds of structures are destroyed seriously under intensity 9 ; ( 4 ) the results of earthquake damage predicting of buildings embody the damage when earthquake happens in the future. thus, further identifications and reinforcements should be considered to buildings that will be destroyed intermediately or more under the earthquake with 10 % exceeding probability in future 50 years ; ( 5 ) the direct economic losses caused by damage of buildings resting with the area, structural type, intensity and damage of all kinds of buildings are the main part of the losses of the city in an earthquake ; ( 6 ) the direct economic losses increased progressively toward high intensity by 2 or 3 times

    基於上述研究，得出的主要結論有：建築物震害預測是一個模糊的、系統的、復雜的問題，現有的方法很多一般都是以震害統計規律、專家經驗、理論分析和試驗研究為依據，有其自身的優缺點和一定的適用范圍；應針對不同的建築物條件、場地條件、地震強度和已有經驗等，採用不同的預測方法進行建築物震害預測，以使預測結果達到預期的精確性、可靠性和可操作性；建立了漳州市區7類建築物在6度9度地震作用下的震害矩陣，成為指導抗震防災的重要依據，各類結構的震害情況表現為： 6度地震作用下各類建築物基本完好； 7度地震作用下除鋼筋混凝土結構基本完好外其餘以建築輕微破壞為主； 8度地震作用下鋼筋混凝土結構仍以基本完好為主而其餘建築以中等破壞為主； 9度地震作用下鋼筋混凝土結構以輕微破壞為主，單層工業廠房和空曠房屋以中等破壞為主，其餘建築以嚴重破壞為主；建築物的震害預測結果體現了未來地震來臨時的震害程度，在編制漳州市區抗震防災規劃時，對于遭遇50年超越概率10的地震影響發生中等以上破壞的建築物應考慮進行抗震鑒定和加固；由建築物的破壞所造成的直接經濟損失是城市地震經濟損失的主要部分，重慶大學碩士學位論文中文摘要其主要與建築物總面積、結構類型、地震烈度和各類建築物的震害程度有關;不同烈度造成的直接經濟損失按2一3倍向高烈度方向遞增，漳州市區直接經濟損失由6度至9度的比例關系為1 : 2 . 8 : 8 . 6 : 22 . 8 ;遭遇基本地震設防烈度（ 7度）時，漳州市區直接經濟損失約4 . 5億元，無家可歸人員約40000人，且以磚木結構和多層磚混結構的震害損失最大;地震造成的人員傷亡主要與建築物倒塌及嚴重破壞的程度和總面積以及震時的建築物室內人數密切相關，地震時無家可歸人員主要與住宅倒塌、嚴重破壞及中等破壞的程度和總面積以及城市人均居住面積密切相關。
  4. The results showed that the rubber latex particles separated the clay into nanometer units, accompanied with the competition between separation of rubber latex particles and re - aggregation of single silicate layers upon addition of flocculant during the process of co - coagulating, while the intercalation of rubber molecules into clay galleries did not occur

    結果表明，在加入絮凝劑使橡膠乳液黏土水懸浮液共凝聚的過程中，由於存在膠乳粒子對黏土片層的隔離作用與在混合液中分散的黏土單片層的重新聚集作用的競爭，因此，在絮凝物中，橡膠大分子將黏土片層隔離成納米分散單元（包括單片層和多片層的聚集體） ，在多片層的黏土聚集體層間沒有橡膠大分子插入。
  5. In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material

    本文首先根據散拋石壩損毀情況的現場調查資料，結合有關專家多年的整治經驗，總結出壩體的損毀原因及影響因素；對現有塊體穩定性的研究成果進行回顧和總結，並針對散拋石壩的直接損毀現象，結合山區河流的水流、地形特點，利用塊體粒徑與起動流速的關系，提出塊體穩定重量與起動流速高次方成正比的概念，流速50的增長可能導致塊體穩定重量接近40倍的變化；通過二維變坡水槽試驗，研究了壩體穩定的主要影響因素，包括塊體重量、壩頂水深、斷面尺寸、塊體材料（塊石和卵石兩種） 、護底等，結果表明對于山區河流，試圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定性效果甚微；最後，根據西部地區的自然、經濟、交通等條件，提出可以採用柔性混凝土鉸鏈體等一類整體性較好的護面層作為散拋石壩的防沖毀措施，以期取得良好的工程效果。
  6. Abstract : taking the 1 500 auxiliary concrete structures roadway which has just a few multiple diploid strata as a research object, by terms of utilizing the 3d fem model, integrating the observation result and resemble simulacrum ending, comprehensive research on the inside of stress distortion and its mechanism are developed, an extraordinary fairly visual result is gained which has an important support in practical supporting design, reinforcement, enhancing the strata cohesion and intensity

    文摘:以窯街三礦1500混凝土結構副大巷多層急傾斜煤巖層中復雜結構為研究對象，應用三維有限元模型，結合現場礦壓觀測結果和相似材料模擬試驗結果，對該巷道內部應力破壞敏感部位的內力和變形機理進行了系統的研究，得到了非常直觀的可視化計算結果，這對現場支護設計、維護加固和提高巖層的「凝聚力」具有重要的意義
  7. Regarding the rc beams subjected to concentrated load or even load and braced by bonding steel, an analysis is made on the relevant factors influencing maximum anchorage shear stress of steel sheet. the analysis is based on elastic theory and makes use of the formula for calculating anchorage shear stress of steel sheet. as indicated by the results, the maximum anchorage shear stress not only realtes to such parameters as height of cross section of rc beam and span but also relates to the thickness of adhesive layer, elastic modulus, thickness of steel sheet, and length of steel sheet. the present method will check maximum an chorage shear stress on the end of shear sheet so as to prevent rc beam from local damage. the present results will offer important reference for our country to further perfect bracing design by bonding steel method

    在彈性理論的基礎上，利用鋼板錨固剪應力計算公式，對在集中荷載或均布荷載作用下採用粘鋼加固的混凝土梁，分析鋼板錨固最大剪應力的有關影響因數.結果表明，最大錨固剪應力不但和混凝土梁的截面高度、跨度等參數有關，還和粘膠層厚度、彈性模量、鋼板厚度及鋼板長度有關.採用文中方法可以對鋼板端部最大錨固剪應力進行驗算，防止混凝土梁出現局部受拉破壞.研究結果為進一步完善我國粘鋼法加固設計提供重要的參考資料
  8. Based on understanding of many practices of asphalt overlay on old cement concrete pavement in our country and rehabilitation of boai road in zhongshan city, this paper analyzes and studies the rehabilitation technology of old cement concrete pavement systematically, includes : ( 1 ) the assessment for structure characteristic of old cement concrete pavement a correct assessment for pavement distress and structure characteristic of old cement concrete pavement before overlay is the stick point of preventing reflection cracking and guarantee the success of rehabilitation, which requires understanding how the structure characteristic of old pavement effects the stress and reflection cracking of the asphalt overlay

    本文在調查了解國內許多舊路改造實踐工程的前提下，基於中山市博愛一路的改造實踐，對舊水泥混凝土路面瀝青罩面改造進行了系統的分析研究。主要的研究內容包括： （ 1 ）原有路面結構性能的評估在瀝青混凝土加鋪罩面之前對舊水泥混凝土路面的損壞情況和結構狀況進行正確的評價是解決反射裂縫和保證加罩成功至關重要的一環，其前提就是要了解舊水泥混凝土路面的結構特性對瀝青罩面層中的應力和反射裂縫的影響。
  9. During the construction of concrete cut - off wall of the auxiliary dam in huangbizhuang reservoir, in the section with complex geographical condition, especially the closure section of concrete cut - off wall ( about 120m ), the deterioration of the underground water ' s flow state and the existence of the overseep channel in the stratum result in the several collapses in the dam crest. through the analysis of ever } 1 collapse ' s reason, the proposal of handling measure and its effect, the paper expounds and proves that the cut - off wall can be safely constructed and devoted into normal usage after dealing with collapse. the psper improves the construction technique and method of concrete cut - off wall especially under complex geological condition and in the overseep stratum

    本文通過對歷次塌坑的原因分析及歷次塌坑處理措施的提出和對歷次塌坑處理效果的分析，論證了塌坑處理後防滲墻能安全施工和投入正常運用；完善了在復雜地質條件及強滲漏地層混凝土防滲墻的施工工藝和施工方法；提出了對病險水庫加固及在地質條件復雜地層中修建混凝土防滲墻的施工要點；同時提出了在強滲漏地層修建防滲墻的關鍵是在防滲墻施工前通過預注漿封閉強滲漏通道的重要論點；對塌坑一些處理措施中的不足之處亦進行了分析研究，供國內類似工程借鑒。
  10. But it, s on the other hand in foreign countries, hi view of this, a me 1 hod of design of cement concrete pavement based on the poor concrete base was proposed after calculating and comparing with different methods. it adopts the merits and discards the weaknesses of each technique both in theory and in experience. and it will offer a good reference to the construction of cement conorete pavement in future

    針對目前國內水泥混凝土路面設計方法側重於理論分析，而國外水泥混凝土路面設計方法側重於實踐經驗的情況，本文分別採用國內外多種水泥混凝土路面及加鋪層設計方法進行計算和對比，充分吸收各種設計方法的理論和經驗，取長補短，互為補充，從而提高了適合以貧混凝土為基層的水泥混凝土路面面板厚度的設計方法，為今後水泥混凝土路面的建設提供了有益的參考。
  11. The height of the room is increased. the height of the beam is decreased so that the net height of the room is increased, or the storey height and the total height of the building can be reduced. because of highly improved strength and stiffness, profiled bat - concrete structure can be applied to wide - span structure, heavily load structure and high rise building

    梁截面高度減小，房間的凈空增加，房屋的層高與總高也有所降低。由於型鋼混凝土結構強度、剛度的明顯提高，可以應用於大跨、重荷、高層及超高層建築中。由於組合結構的一系列優點，所以其得到廣泛應用。
  12. At first, this thesis analyzes the main causes in theory, which have effects on the redistribution of internal force and modulation of moment for the bonded post - tensioned partially prestressed concrete frame ( for short prestressed frame ), including the relative height of compressive zone of section ( ), secondary moment and types of load applying. then, this thesis analyzes the test of prestressed frame. then, a method, called curvature - force method, for nonlinear analysis of prestressed frame is put forward

    本文首先從理論上分析了影響后張有粘結部分預應力混凝土框架（簡稱為預應力框架）內力重分佈和彎矩調幅的主要因素，即相對受壓區高度、次彎矩和加載方式等，並初步分析了兩榀只加豎向荷載和兩榀既加豎向荷載又加水平荷載的單層單跨預應力框架靜力加載的試驗。
  13. In this paper, two steel bracing - retrofitting methods are proposed for the rc frame structures, which are steel angels - at - four - corners method and embedded - steel framework method. two test models of one - story and two - bay reinforced concrete frame retrofitted with above two methods separately are designed and conducted low - cyclic reversed load tests, their aseismic behaviors such as strength, stiffness, ductility and energy - dissipating capability are studied

    本文提出了兩種支撐抗震加固方法，即外包鋼支撐加固法和鋼內框支撐加固法；設計了兩榀單層兩跨鋼筋混凝土框架結構試驗模型，進行了水平低周反復荷載試驗，重點探討其強度、剛度、延性和耗能能力等抗震性能。
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