負彎度 的英文怎麼說
中文拼音 [fùwāndù]
負彎度
英文
negative camber-
For straight-winged tailless airplanes, only the negative camber satisfies the conditions for flight.
對直機翼無尾飛機，只有負彎度才滿足飛行條件。Energy consume, electric strength, insulation resistance, ground conductivity, leakage current, microwave leakage, power input, normal temperature, humidity treatment, glow wire, horizontal flame, vertical flame, tracking, ball pressure, rainproof, water splash, dustproof, salt fog, endurance, motor load test, cord flexing, cord pulling, pull & torque test, lamp replacement, construction check etc
能耗、電氣強度、絕緣電阻、接地連續性、泄漏電流、微波泄漏、功率、溫升、濕熱試驗、灼熱絲、水平燃燒、垂直燃燒、漏電起痕、球壓試驗、防雨淋、防濺水、粉塵、鹽霧、耐久性（壽命）試驗、電機負載試驗、電源線彎折、電源線提拉、拉扭力測試、燈頭互換性、安全結構檢查等。The association between sagittal measurements and the etiology of thoracolumbar cure formation is less clear ; howeer, regional anterior oergrowth in the lumbar spine may also be responsible for the deformity
胸腰彎形成的病因和矢狀面測量的關系不很明確，然而節段性腰椎前側的過度生長也可能對畸形的形成負有責任。The minimum reinforcement rate has little effect on reinforcement in columns. ( b ) when considering the bars in slab participate in beams against negative flexure, four or six times slab - thickness on each side of web can be defined as the effective flange width of slab by intermediate or rare earthquake actions
當考慮板筋對梁端負彎矩承載力的提高作用時，可在設防烈度地震和罕遇地震作用下分別取每一梁側四倍、六倍板厚范圍作為板的有效寬度。Test method for deflection temperatures of plastics under flexural load
彎曲負荷下塑料的偏移溫度測試方法The laws of internal force distributing of this floor is summarized, such are : ( 1 ) structure as “ orthotropic slabs ” ; ( 2 ) abnormity of internal force distribution ; ( 3 ) greatly changing grads of negative bending values
總結了該樓蓋結構的內力分佈規律，即: （ 1 ）構造上為「正交異性板」 ; （ 2 ）板的內力分佈不均勻; （ 3 ）板的負彎矩值變化梯度大。However, with thefurther application of the composite steel - concrete continuous beams, some problemsare becoming more and more distinct, like cracking of concrete in the negativemoment region leading to lower section stiffness
而隨著鋼?混凝土連續組合梁的進一步應用，其負彎矩區的混凝土受拉開裂，導致負彎矩區截面剛度降低，影響結構的使用功能的問題越來越突出。The concept of adding the contribution of rebar to a bare steel connection is utilized to form the stiffness of composite semi - rigid joints under hogging moment. upon this basis, the calculating formulas of initial rotation stiffness are presented. the calculated results show to be in good agreement with the test results
本文認為，在負彎矩區，組合節點的轉動剛度是由混凝土板內縱向鋼筋與樑柱型鋼連接部分各自的貢獻疊加而成的，為了簡化計算，這里忽略了受拉混凝土對節點轉動剛度的影響。Therefore, the scientific scholarsboth at home and abroad have been carried series of research work since the 1960s, with some defects still remaining unresolved. the objects of this research are : ( 1 ) to analyze the course of the crack, itsappearing and development, and discuss the major factors influencing the behavior ofthe negative moment region in continuous composite beam. ( 2 ) to establish the modeand formulas of the crack width by the theoretical analysis
本文研究的主要目的是通過對組合梁負彎矩區裂縫的出現、發展的過程分析，討論影響鋼-混凝土連續組合梁負彎矩區受力性能的主要因素，建立了組合梁負彎矩區裂縫計算模式和裂縫寬度的計算公式，並初步探討了連續組合梁合理截面形式。( 3 ) to discuss thereasonable section shape of the continuous composite beam. the works of this paperare as follows : ( 1 ) contrast the cracking course of the concrete beam and the composite beam, atthe point of the bending state of the beams, put forward the crack width mode : bending curvature 、 crack height 、 the distance between crack
據此，本文的主要研究成果如下: （ 1 ）通過分析、對比普通混凝土梁和組合梁負彎矩區裂縫出現、發展過程，以構件受彎狀態為出發點，提出了以彎曲曲率、裂縫高度、裂縫間距為主要參數的裂縫寬度計算模式。For the cantilever beam, the theoretical stiffness and limited capacity are slightly less than the test ones if considering only the steel beam and the reinforced bars in the negative moment zone with the concrete in the tension zone ignored
結果表明：簡支組合扁梁，忽略彈性中和軸以下受拉的混凝土的影響，採用等效換算截面方法計算所得的剛度和極限承載力與試驗結果比較吻合；懸臂梁只考慮混凝土板中配置的負彎矩鋼筋，忽略混凝土，計算所得的剛度和極限承載力比試驗結果略微偏小，但相差不大。The main factors including prestressing levels, length of negative moment reinforcement and fire case which may have influence on the fail modes of the continuous slabs are examined. fire case which include end span under fire, middle span under fire and end - middle span under fire simulate different room catch fire. the regularity of deflection, prestress and reactions are presented
在連續板的火災行為試驗研究中主要考慮了預應力度、負彎矩筋的長度以及不同的受火工況三個因素，其中不同受火工況包括邊跨受火、中跨受火及邊中兩跨同時受火三種情況，以模擬不同房間失火的情況。Natural stone test methods - determination of flexural strength under concentrated load ; german version en 12372 : 1999
天然石料檢驗方法.集中負荷抗彎強度測定Natural stone test methods - determination of flexural strength under concentrated load
天然石料的試驗方法.集中負載下抗彎強度的測定Through the test of the separating sieve ' s and beams vibration acceleration, the dynamic bending moment, torque and shearing force as well as the analyze of each parameter by dividing rotation speed range from 300 r / min to 600 r / min of the main shaft, the change regularity of the vibration of the separating sieve, the vibration and the dynamic load on dangerous cross section with the change of rotation speed of the main shaft is obtained. research shows that there exits apparent relevance between the vibration as well as the dynamic load of the main beam and the vibration of the separating sieve. the vibration of the separating sieve mainly affects the composition of low frequency of the vibratio n of the main beam, appropriately amending the vibration acceleration of the separating sieve, the loading and vibration of the mam beam can be directly improved
通過分檔測試主軸轉速在300 600r min范圍內分離篩與梁的振動加速度、梁所承受的動態彎矩、扭矩和剪力以及各參量的時頻域分析，得到了主軸轉速與分離篩振動、主梁的振動及其危險截面的動態載荷間的變化規律，研究表明梁的振動和其所承受的動載與分離篩的振動之間具有明顯的相關性，分離篩的振動主要影響梁振動的低頻成分，適度改善分離篩的振動加速度，可直接改善梁的負載和振動特性。If the amount of positive and negative charges is varied, the electron stream can be made to bend up or down in varying amounts
如果正負電荷的量發生變化，電子流上下彎曲的程度也隨之變化。The emphases of the research works of this thesis are laid on the mechanical performance of the shear connector of the continuous composite bridge, the crack status and design method for crack control of the concrete deck in the negative moment zone of the continuous composite bridge, the influence of the connecting rigidity and the construction method over the structural mechanical characteristics of the continuous composite bridge, and the force transmission mechanism and the stress distribution of the rigid node connecting the girder and the pier in the mixed bridge and so on
其中重點研究了組合結構橋梁中剪力鍵性能，負彎矩區混凝土板裂紋狀態及控制裂紋的設計方法，鋼與混凝土的接合剛度和施工方法對結構受力特性的影響，以及混合結構橋梁中梁墩剛性連接的傳力途徑及應力分佈等。Test methods for transparent materials for aircraft glazing - determination of temperature at deflection under load
飛機玻璃窗用透明材料的試驗方法.負荷條件下彎曲時溫度的測定分享友人