撓系數 的英文怎麼說
中文拼音 [náoxìshǔ]
撓系數
英文
torsion coefficient-
In light of the elastic thin plate theory, the author induced equilibrium differential equation of bi - direction cellular slab, which was proved correct through analysis and comparison to result of ansys to with theoretical calculation. through the deflection and bending moment coefficient calculation of bi - direction cellular slab under various boundary conditions, the author brought forward the theory that the deflection of mid - span and bending moment coefficient calculation of mid - span and support of bi - direction cellular slab could be in accordance with solid plates ", which could satisfy the precision of engineering
本文根據彈性薄板理論,導出了雙向空腹板的平衡微分方程,並通過理論計算和通用有限元程序ansys結果對比,驗證了其正確性;通過對各類邊界條件下雙向空腹板撓度和彎矩系數的計算比較,本文提出:雙向空腹板跨中撓度及跨中、支座彎矩可使用本文空腹板剛度公式查找現有的實心板撓度彎矩系數表進行計算,完全能滿足工程精度要求。According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given
根據平面剛架穩定性能量法特徵值方程(通式) ,考慮弧形鋼閘門主框架柱的柱端約束的特殊情況,求出撓曲線函數(試解函數)通解,得到弧形鋼閘門主框架柱穩定性計算長度系數方程。其中弧門主框架主橫梁式形框架的臨界荷載比較現行規范推薦的有限元法簡單方便、結果精確及物理概念明確等優點。Advances in research on low cte polyimides used in flexible printed circuit board applications
用於撓性印製電路基板的低熱膨脹系數聚酰亞胺研究進展Industrial packagings. flexible and heat sealing protection materials. polyethylene based monolayer material having a water vapour transmission coefficient of 1 g m2 24 inferior or equal p inferior or equal 4 g m2 24 h
工業包裝.撓性熱密封防護材料.水蒸汽透過系數為1g m2 . 24h p 4g m2 . 24h的聚乙烯基單層材料A compliance coefficient is a particular kind of flexibility-influence coefficient.
柔度系數是撓曲影響系數的一種特殊類型。The product has the main component of rubber vibration insulation, and the effect of vibration insulation is outstanding. it can be applied singly to the vibration insulation of different aerial pipelines. and it can be matched with flexible rubber joint and rubber vibration insulation pad to different pipeline system for better effect. it is convenient to install and apply with good performance of strike resistance and big safety factor. there are 2 types and 6 specifications of product, special specifications are also offered
該產品以橡膠隔震元件為主要組成部份,隔震效果明顯,可單獨用於各種架空管道的隔震,也可與可曲撓橡膠接頭橡膠隔震墊配套用於各類管道系統,以取得更好的隔震效果,產品安裝使用方便,抗沖擊性能好,動載安全系數大。We research on the thermal buckling characteristics of double layer membrane which is composed of different materials with different thermal expansion coefficiens under uniform temperature elevation. the energy method is proposed which is used to solve the problem and the symbolic relation between central buckling height and substrate height under small buckling height is also given. it is the primary theory of membrane resonant sensor, which makes the research and development of novel thermal sensor possible
本文對微機械中熱脹系數不同的材料構成的雙層復合薄板在均勻溫升下的撓曲特性進行了研究,提出了在均勻溫升下雙層薄板熱撓曲求解的能量法,並給出了小撓度下中心撓度與板厚的解析關系,為薄膜諧振式傳感器溫度特性的研究和新型溫度傳感器的設計與開發打下了基礎At last, the rigid modulus of elastic supports can be educed according to the deform numerical value of rigid plates which is measured in practice
最後,通過工程實際已測板的撓度,運用所編的程序,反算出剛性板板邊彈性支撐的剛度系數。( 5 ) as torsion is increased, the anticlockwise secondary vortexes and the negative area of the stream function increase ; the axial velocity moves anticlockwise ( annular pipe ) or clockwise ( circular pipe ) ; the friction factor ratio finally reaches the value about 1
( 5 )增大撓率,逆時針方向旋轉的一二次渦和流函數的負值區域增大,軸向速度最大值的位置按逆時針(環形截面)或順時針(圓截面)方向旋轉,摩擦系數比最終趨向於1 。All above physical parameter establish the relation with the parameters in formula of the anchoring energy and the flexoelectric coefficiente1 + e3
以上這些物理量都與上、下基板的錨定能公式出現的參量以及撓曲電系數e _ 1 + e _ 3有關。With the result of this investigate, a new experimental plan for measurement of the flexoelectric coefficient the non - symmetric liquid crystal cell is proposed
作為本項研究結果的一個應用,本文提出採用不對稱液晶盒可以用來測定液晶的撓曲電系數。The precise fe model was used to predict the factors of load - carrying capacity of the controlled sections of the box - girder, by selecting some important factors which can affect the load - carrying capacity, such as the area of cables, stiffness of expanding joints, elastic modulus of concrete, and the amount of living load, to simulate the several possible damages of the bridge in service in the future
( 3 )該橋在運營四年後,索力、撓度、應力與主塔偏位都在設計允許的范圍內,大橋依然具備通行設計汽車荷載的能力。 ( 4 )對該橋承載力的預測分析表明:在所分析的可能損傷狀態下,拉索具有足夠的安全系數,損傷對控制截面的承載能力系數影響較大。On the basis, three elastic calculation coefficients of the two - way composite slab on three common boundary conditions are deduced and calculated by applying the classic elastic plane theory. in the thesis, the elastic design methods of pk prestressed composite two - way slab is explored and studied by the example. furthermore, it is also studied how to apply the yield - line design method to design the prestressed two - way composite floor slabs
本文以此為依據,應用經典彎曲薄板理論,採用李維法推導和計算了這種雙向樓板三種常見邊界下的撓度和內彎矩彈性計算系數,並在此基礎上通過算例探討了pk預應力雙向疊合樓板的彈性設計方法,同時還對其塑性鉸線設計方法進行了研究。Study of practical formula about strength and rigidity of 6 - point - supported - glass using the super sap fea software to solve different calculation models - which have different parameters, such as a / b, a / c and so on, this paper achieves a series maximum deflection coefficients and maximum stress coefficients, then form calculation formulas of maximum deflection and maximum stress under the load of wind
6點支承玻璃強度剛度實用的計算公式研究採用supersap有限元分析,求出不同的計算模型(玻璃板的尺寸參量a b , a c不同) ,得出一系列最大撓度系數和最大應力系數,形成6點支承玻璃在風載荷作用下的最大撓度計算公式和最大應力的計算公式。The sintef work indicates that it is possible for the increased flexibility due to ovalization of the bend to be more than compensated for by a large increase in the wall thickness of the bend, with the result that the global flexibility factor could be less than 1, i. e. the bend is stiffer than the pipe
試譯如下: sintef的文件表明由於彎管橢圓化所增加的撓度可能更容易被彎管壁厚的較大增量所抵消,從而整體撓曲系數會小於1 ,如果彎管硬度大於管道硬度。We have proved that the surface energy induced by the flexoelectric effect has the same form but inverse sign at the up or down substrate. the expressions of the threshold voltage and the saturated voltage which have correlation with e1 + e3 ( the flexoelectric coefficients )
給出了閾值電壓和飽和電壓的表達式,它們都與e _ 1 + e _ 3 (撓曲電系數)有關,即撓曲電效應將導致閾值電壓和飽和電壓的變化。For different f, the effect of curvature and torsion on the flow structure, temperature distribution, the friction factor and nusselt number
不同的f下撓率和曲率對流動結構、摩擦系數和nusslt數的影響不同。( 2 ) with f varying, there exists a number fr which is about - 1 ( curvature, torsion and dean number have little influence on fr ), when f > fr, the maximum of the axial velocity is near the outside bent and the friction factor ratio increases with f increasing ; when f < fr, the maximum is near the inner side bent and the ratio increases with f decreasing ; when f = fr, the distributions of the axial velocity are similar to those of poiseuille flow and the friction ratio is about 1
( 2 )當f變化時,存在確定的數值fr ( fr在- 1左右。曲率、撓率和dean數對fr的影響很小) ,當f fr時,軸向速度最大值偏向外側,摩擦系數比隨f增大而增大;當f fr時,軸向速度最大值偏向內側,摩擦系數比隨f減小而增大;當f = fr時,軸向速度的分佈和poiseuille流近似相同,摩擦系數比約為1 。Plastics piping systems. glass - reinforced thermosetting plastics pipes. determination of the relative flexural creep factor following exposure to a chemical environment
塑料管道系統.玻璃纖維增強式熱固性塑料管件.在化學環境中暴露后相對撓性蠕變系數的測定Standard test method for determination of slow crack growth parameters of advanced ceramics by constant stress - rate flexural testing at elevated temperatures
高溫下用恆定應力速度撓曲試驗測定高級陶瓷的慢裂增長系數的標準試驗方法分享友人