A cetain value,a method to analyze bending sensing rules of long-period fiber grating(LPFG) according to bending curvature,grating length and grating period was reported,based on coupled-mode theory and perturbation approximation.
基于耦合模理论和微扰近似,研究了长周期光纤光栅(LPFG)弯曲传感特性与弯曲曲率及光栅结构参数(光栅长度和栅格周期)之间的关系。
A method to analyze the resonant wavelength and damping decrement of the transmission spectrum of long period fiber grating (LPFG) with bending curvature was reported.
报道了一种分析长周期光纤光栅(LPFG)透射谱谐振波长和衰减率随弯曲曲率变化的方法。
Work hardening modulus and reverse bend curvature in plate hot roller leveling;
中厚板热矫直过程中加工硬化模量和反弯曲率的确定
Based on the well structure size and the drilling parameters, the characteristic of drill pipe reverse rotation, the calculating formula of the reverse rotation speed and its bending frequency was analyzed in detail.
根据塔里木油田井身结构尺寸、钻井参数 ,详细地分析了塔里木油田钻杆反转转速、弯曲频率和其环隙比与反转运动的关系。
C slabs, meanwhile,the mechanical exptession of material and the moment-curvature relationship of slab is presented.
利用板的屈服线理论，采用有限元分析方法，把钢筋混凝土板简化成以增量形式表达的弹性正交各向异性板，建立起板非线性有限元分析的数学模型和计算公式，给出材料的力学表达式和板的弯矩-曲率关系。
Research on the Curves Versus Moment Hysteretic Behavior of Thin-walled Cold-formed Steel Beams
冷弯薄壁型钢梁的弯矩-曲率滞回性能试验研究
A computer program to calculate the moment-curvature relationship of reinforced concrete beam section is compiled.
编制了钢筋混凝土梁截面弯矩-曲率关系计算程序。
Practical calculation method of axial force-moment-curvature relationship for concrete-filled circular steel tubular beam-columns
圆钢管混凝土截面轴力-弯矩-曲率关系实用计算方法
Research on Moment-curvature Hysteretic Relationship of Steel Reinforced Concrete;
型钢混凝土弯矩—曲率滞回关系研究
Analysis of Moment-curvature Hysteresis Behavior of Composite Beams
组合梁截面弯矩—曲率滞回性能分析
Finite Element Analysis of Moment-curvature Curve of Steel Reinforced Concrete Column;
型钢混凝土柱弯矩—曲率曲线有限元分析
RESEARCH ON NON-LINEAR MOMENT-CURVATURE OF UNBONDED POST-TENSIONED PRECAST CONCRETE BEAMS
无粘结预应力装配梁非线性弯矩曲率的研究
Numerical Simulation of Flow Characteristics in a Curved Rectangular Duct for Small Curvature Ratio
小曲率矩形截面弯管内流动特性数值模拟
In this Paper, the moment-curvature-axial force relationships of reinforced concrete rectangular section are discussed.
本文讨论了钢筋混凝土矩形截面弯矩—曲率—轴力关系.
The slip displacement increases the curvature, reduces the stiffness, increases the additional moment and consequently leads the increase of deflection.
滑移增大结构曲率,降低构件刚度,增加附加弯矩,从而引起挠度增大。
On the influence of the bending moment waveform disturbance on the pure bending beam flexion
弯矩波形扰动对纯弯梁弯扭屈曲的影响
On Bending of Functionally Graded Rectangular Plates with DQ Method
功能梯度矩形板弯曲分析的DQ方法
Boundary integration method of bending of thick rectangular plate with the corner paint hang in the air
角点悬空弯曲厚矩形板的边界积分法
DQ Research on the Thickness Change of Rectangular Thin Steel Plate's Curving
变厚度矩形薄板弯曲问题的DQ法研究
THE U-TRANSFORMATION-FINITE ELEMENT METHOD FOR RECTANGULAR THIN-PLATE BENDING PROBLEMS
矩形薄板弯曲问题的U变换-有限元法
Differential Quadrature Method for Bending Problem of Rectangular Plates with Free Edges on Pasternak Foundation
Pasternak地基上自由边矩形板弯曲的DQ解
The Bending、Vibration and Buckling of Rectangular Orthotropic Thin Plates;
正交各向异性矩形薄板的弯曲、振动和屈曲
Width-thickness ratio of steel plates in concrete-filled rectangular thin-walled steel tube columns subjected to axis force with initial bending
考虑初始弯曲矩形薄壁钢管砼柱管壁屈曲分析