載縫 的英文怎麼說
中文拼音 [zǎiféng]
載縫
英文
sewer-
During the previous analysis of asphalt pavement structure with cracks, the stress intensity factors were usually calculated approximatively using plane strain model for some limitation. however, the assumptive load of this model is not coincident to the practical load
在以往分析含裂縫的瀝青路面結構時，由於條件的限制，通常是假設瀝青路面結構近似為一平面應變模型，但是這種模型所假設的荷載與實際作用的荷載有較大的區別。The comprehensive treatment project of lin jia ya slide el consists of whittling slope, anti - slide pile with anchoring cable, retaining wall, building ground drainages, level ing off and calking slope, vegetation protection etc. after managing, under the action of earthquake load and watery the stability coefficient of slide is up to 1
林家崖號滑坡的綜合治理方案是由削方、錨索抗滑樁、護坡擋墻、地表排水、整坡填縫、生物防護等多種工程措施優化組合而成。治理后，在飽水有地震荷載狀態下滑坡的安全儲備系數為1 . 10 。Given the aim of the research is to found a method to evaluate the structures preliminarily, only the factors such as the bearing capacity, connections and compages, distortions, cracks are considered
基於本項研究的目的是要建立對于電力結構可靠性的初步評價，因此，本文的單因素評價主要考慮了承載力、連接和構造、變形、裂縫等因素。The paper studied tests on three epiboly profiled bar concrete beams, bearing capacity of normal section, stiffness and behavior of cracks, and put forward formulas as advise. based on extant nonlinear concrete theory, a fem model was built by ansys program. the results of fem analysis was verified by tests data. some parameters in fem model were changed to build different models and the analysis results were compared with the advised formulas
本文通過三根外包型鋼混凝土梁試驗，研究了其正截面承載能力、剛度以及裂縫方面的性質，並提出了一些相關建議公式。同時在現有混凝土非線性分析理論的基礎上，採用ansys有限元分析程序建立了外包型鋼混凝土梁的有限元模型，結合試驗數據對模型進行了驗證，另外還改變了一些參數建立了有限元模型，並和建議公式的結果進行了對比。In order to eliminate the influence of the output filter capacitor current on the grid current, a novel control strategy for the grid - connected inverter in grid - tied and off - grid modes is proposed. the control strategy can also realize seamless transfer between grid - tied and off - gird modes. the grid - connected inverter can supply power to the critical load when the grid is off
本文針對傳統並網控制策略進網電流受輸出濾波電容電流影響的問題，提出了一種新的並網控制策略，該控制策略能基本消除輸出濾波電容對進網電流的影響，實現獨立與並網兩模式之間的無縫切換，對關鍵負載起不間斷供電的作用。5. specimens have normal section crack and truncated section crack
5 、循環荷載作用下，試件出現了正截面裂縫和斜截面裂縫。The dynamic tensile stresses of earthquake may balance or exceed to the precompression stresses due to static watef, this may arouse opening of joints along the normal direction. if the altemate actions of earthquake join, the joints may behave gradual opening and closing
由於地震作用時的動拉應力將抵消並超過靜載作用下的壓應力，導致橫縫面沿法向張開，加上地震的交變作用，橫縫可能會呈現反復的「漸開漸合」現象。The animal experiment is carried out in the first hospital of shanghai through renovating the injured nerve of the rats. four projects are used in this experiment : the conduits coated with pgla, the conduits coated with chitosan, the conduits coated with chitosan adding bridge - yarn and self - nerve migration. after 12 weeks, we observe and analyze the thickness of marrow theca, the diameter of axone, the density of regeneration nerve and then do electromyography and statistics analyzing, finding out that the third conduits have the best recovering effects on the injured nerve, close to the self - nerve migration
因此我們選用加筋結構神經導管進行動物實驗。本課題動物實驗在上海市第一人民醫院進行，分別通過加筋結構塗pgla導管、加筋結構塗甲殼胺導管、加筋結構塗甲殼胺並加載縫芯線導管和自體神經移植四種方案對大鼠進行損傷神經修復實驗。在術后12周對四種方案再生神經的髓鞘厚度、軸突直徑、數量密度進行觀察分析，並進行肌電圖檢測和統計學分析。Traffic load and temperature load are two main factors accounting for its formation and propagation
交通荷載和溫度荷載是導致反射裂縫形成和擴展的主要因素。Through the dry and wet cycling experiment on unmarred beam and pre - cracked beam, the position of initial corrosion and influence of crack on the reinforcing bar corrosion are studied in this paper both the flexural bearing capacity performance and the material mechanical performance of the beams are studied on the test of full scale concrete beam a model of 3d fem is established to simulate the state of the actual full - sized rc beam and electronic accelerating test beams, computational results and test results are compared
通過對混凝土梁的干濕循環試驗，研究了在混凝土梁中的鋼筋初始銹蝕情況，以及不同寬度的裂縫對于鋼筋初始銹蝕的影響。通過對足尺銹蝕混凝土梁的試驗，研究了混凝土梁在海洋環境侵蝕作用下的材料性能的變化和抗彎承載能力的變化。Hydraulic fluid power - gas loaded accumulators - specification for seamless steel accumulator bodies above 0. 5 l water capacity
液壓流體動力.氣體加載蓄能器.第1部分:水容量0 . 5l以上無縫鋼蓄能器體規范This thesis investigated and researched on non - loaded crack, especially those caused by thermal - shrink, and analyzed the thermal - shrink stress of beam, slab and continuous - wall, found that according data of civil and overseas offered thermal - shrink calculating formula without considering effect of factors, such as the cement quantity, using of aruhuesiru, aggregate size and quantity of sand, which made the result data smaller. in addition, there are not enough construct measure in code
本文對非荷載裂縫，特別是溫度?收縮裂縫進行了調查研究，並對兩端或四周約束的梁、板和底部約束的地下連續墻進行了收縮應力分析，發現國內外有關文獻給出的收縮計算公式沒有考慮泵送商品混凝土的水泥用量、外加劑使用、骨料粒徑和砂用量等因素的影響，計算出的混凝土收縮量往往偏小；另外， 《規范》中針對溫度?收縮裂縫的構造措施不足。Overloaded trucks causes based layer to failure and promote in turn the nucleation, propagation and development of refraction cracks in surface layers
同時超載車輛可能引起基層底面開裂並由此引起面層的反射裂縫。Through the implementing of kernel level file and cache mechanism at the client side, this newly proposed distributed network file system provides seamless network file access and reduces the performance decline caused by network transmission. utilizing the concept of logic block server, it provides the reliable data block storage and implements redundant storage capacity. utilizing the concept of the index server, it provide s the cost of the greatly for server and network during data access process and realizes the computing with balancing capacity
在客戶端通過實現內核級文件的調用和緩沖機制，實現了文件的無縫網路存取，並減少由於網路傳輸帶來的性能下降的影響；利用邏輯塊服務器實現邏輯塊的冗餘存取，實現數據塊的安全存放；利用索引服務器進行負載均衡計算，實現資料存取的較低網路和服務器開銷；利用索引服務器實現服務器組的零管理，使該系統具有高效性、穩定性和可伸縮性。First, using strip - partitoning method and programming in matlab language, the numerical caculations of the relation curve between moment and curvature are done for the beams strengthened with non - prestressed and pretressed cfrp sheets, base on the assumption of plane section, non - bonding slip and non - peeled destroy. secondly, nolinear finite elemeant analysis by ansys are done for the beams strengthened with prestressed cfrp sheets base on the three assumptions before mentioned, the analysis are all done for the relation curve between load and displacement, the distribution of material stress, the distribution of cracks. lastly, calculation formula of flexural capacity and deflection are proposed
）的全過程關系曲線。其次基於上面的三個假定，選擇合理的本構關系，利用ansys通用有限元分析程序對預應力碳纖維布加固梁進行非線性有限元分析，分析了加固梁的荷載-撓度關系、材料的應力情況、裂縫的分佈情況等。最後提出了承載力計算公式和正常使用狀態下撓度計算公式。According to the recorded full process fracture curve, the paper calculated and compared the fracture toughness ( kic ), the fracture energy ( gf ) and crack tip opening displacement ( ctod ) of the different strength grade boulder concrete and crushed stone concrete, it is found that the maximal load ( fmax ) and the fracture toughness ( kic ) of boulder concrete and crushed stone concrete increase when the strength of them increases, so does the fracture energy of boulder concrete, but the fracture energy of crushed stone concrete does n ' t obviously increase when it ' s strength increases. the crack tip opening displacement ( ctod ) of all specimens chang less when the strength of concrete increases, so it is concluded that the location of the axle in the ligament of the specimens is relatively stable
根據記錄的全曲線，計算了不同強度等級的卵石混凝土、碎石混凝土的斷裂韌度k _ （ ic ） 、斷裂能g _ f以及裂縫的尖端開口位移ctod ，比較了不同強度等級卵石混凝土及碎石混凝土的斷裂韌度k _ （ ic ） 、斷裂能g _ f以及裂縫的尖端開口位移ctod的關系，發現卵石混凝土、碎石混凝土的荷載峰值fmax 、斷裂韌度k _ （ ic ）隨強度增加而增加，卵石混凝土的斷裂能g _ f隨強度增加而呈增加趨勢，碎石混凝土的斷裂能g _ f隨強度增加變化趨勢平直，增勢不明顯。Abstract : a manufacture method of a major diameter circline weldless u - expansion joint by hydrostratic forming is introduced, a calculation formula of loading with hydrostratic forming is given by stress analysis
文摘:簡要介紹了液壓成型大直徑無環焊縫u形膨脹節的方法，通過應力分析，給出了液壓成型的加載內壓計算公式。The research shows that : 1 ) the ductility of the hsc bending members constructed is much greater than 5 ; 2 ) increasing the vertical links and distribution steel can increase the deflection under ultimate moment ; 3 ) with appropriate compressive bars, vertical links and distribution steel the increase of moment after yield and the decrease of moment under ultimate moment can be ignored, so the ductility of the hsc bending member is much larger ; 3 ) the width / depth ratio of hsc bending member has no obvious effect on the ultimate compressive strain of concrete ; 4 ) the method used here to calculate the deflection is applicable ; 5 ) the location of crack coincides with the location of vertical links and distribution steel ; 6 ) the bending property of the hsc structure under the blast load can meet the demand of protective engineering
研究表明：本文研究的梁、板構件的延性比遠大於5 ；增加箍筋（鉤筋、分佈筋）含量，可以提高壓區混凝土剝落時的撓度；在適當的受壓筋、箍筋（鉤筋、分佈筋）含量下，可以忽略壓區混凝土剝落瞬間的承載力下降，從而大大提高構件的延性；受彎構件的寬高比對壓區混凝土極限應變的影響不明顯；受彎構件的裂縫間距受箍筋（鉤筋、分佈筋）的布置影響；文中所用的承載力和變形計算方法是可行的。化爆試驗表明，高強混凝土構件的動載抗彎性能能夠滿足防護結構的要求。Based on the fem program on fracture of plane structure developed by professor fu xiaoling of ho hai university, a two demension damage and fracture finite program package which is programed in fortran 90 language is developed. the paper adopts the plane - eight - nodes isoparameters element and compute the developing law of the damage and macro - damage of plane structure under load. considering the original damage and tension and compression damage at the same time, the paper adopts the more reasonable concrete constitute relation of two demension and exponent function model
在河海大學符曉陵副教授所編制的平面結構斷裂有限元程序（ dl08p4 ）基礎之上，本文用fortran90語言編制的二維損傷-斷裂有限元程序包，程序採用平面八結點等參數單元分析計算平面結構在外荷載作用下損傷及宏觀裂縫的發展規律，考慮了混凝土結構體內存在著初始損傷和同時存在的拉、壓損傷，並且採用更為合理的具有損傷含義的混凝土二維本構關系（即正交異性損傷模型中的本構方程）和指數函數模型建立的並可進行拉、壓損傷可比性換算的損傷演變方程，較為真實地反映了實際情況。Test and analysis results indicate that some little polypropylene fiber in cement concrete can not only reinforce the load _ carrying capacity and rigidity, but also control the crack width and strengthen the ductibility of beams
對比分析結果表明，適量聚丙烯纖維的摻入能夠提高梁的承載能力和剛度，並能限制裂縫寬度，增加梁的延性。分享友人