the networks can take a few mavericks that are willing to pay high prices, seek out obscure sales channels, or risk turning their phones into doorstops through jailbreaking.

control of anchoring stress loss of vertical prestressing bar for concrete structure

混凝土结构竖向预应力筋锚固应力损失的控制

互联网摘选

discussion on web plate cracking of box girder and quality of vertical prestressing

箱梁腹板开裂与竖向预应力质量的探讨

互联网摘选

experimental study on aseismic behavior of r. c. columns with vertical prestressing

竖向加预应力钢筋混凝土柱抗震性能试验研究

互联网摘选

calculation of the compressed stress in box beam web by vertical prestressing forces in consideration of stress diffusion

考虑竖向预应力扩散影响的箱梁腹板预压应力计算

互联网摘选

analysis of the phase-to-earth fault on single source

单侧电源线路单相接地故障分析

互联网摘选

fault location for single-phase-to-earth fault using the combination of wavelet transform and bp neural network

基于小波变换与BP神经网络相结合的配电网单相接地故障定位方法

互联网摘选

a new fault location algorithm for single-phase-to-earth fault in non-direct-grounding neutral system

中性点非直接接地系统的单相接地故障测距新算法

互联网摘选

location using one-terminal data for double phase-to-earth fault on non-direct ground neutral system

非直接接地系统两相接地故障的单端测距

互联网摘选

when single phase to earth fault occurs on a neutral non-direct grounded power system, it is necessary to select the fault circuit quickly.

小电流接地系统发生单相接地故障时，尽快选出故障线路，对于系统的运行是具有重要意义的。

互联网摘选

the nonlinear finite element analysis of 1 ∶ 10 reinforced concrete wall of a chimney foundation model is carried out. comparison between the analytic strain and the experimental strain shows that the analytic model and parameters are reasonable.

对1∶10空腔壳基础模型结构的破裂进行了弹塑性有限元分析、计算值与试验值的比较，说明了计算模型和计算参数基本合理；

互联网摘选

compared the results of calculation with the test and the pile-soil-pier foundation model with the rigid model; it shows that the results are consistent with the test results, and the maximum difference is less than 12.28%.

并把计算结果与试验结果以及桩-土-槽墩模型结果与刚性地基模型结果进行比较，表明计算结果与试验结果基本吻合，两者相差最大为12.28%。

互联网摘选

an improved winkler foundation model taking into account the uplift and yield of foundation is employed in the analysis. a tri-linear hysteretic model is employed in the analysis of reinforced concrete bridge piers.

分析中地基采用了能考虑基础提离及地基塑性的弹塑性Winkler地基模型，钢筋混凝土墩柱采用了武田三线型滞回模型。

互联网摘选

based on the beam dynamic differential equation and dynamic winkler foundation model, the simplified computation of group pile dynamic interaction factor with axial load under lateral load is analyzed followed with former work in this paper.

在前人工作的基础上，考虑水平荷载作用下桩受轴向力作用，采用动力WINKLER地基模型，利用梁的动力微分方程，求解桩间动力相互作用因子的简化计算方法。

互联网摘选

in view of some disadvantages of the winkler foundation model in calculation of the elastic-foundation beam under the action of horizontal forces, a modified winkler foundation model is developed in this paper.

针对文克勒地基模型不能计算在水平力作用下的弹性地基梁的不足，提出了改进的文克勒地基模型。

互联网摘选

the shape function matrices and the element stiffness matrices of the pile elements in layered media are derived by adopting the beam-on-dynamic-winkler-foundation model.

采用动力文克尔地基梁模型，推导了层状介质中桩单元的形函数矩阵和单元刚度矩阵。

互联网摘选

based on an improved layered foundation model, the interaction of piles-soil-raft is taken into account to formulate a nonlinear method for the analysis of piled raft foundations.

基于改进的分层地基模型，考虑桩–土–筏的共同作用，提出了刚性桩筏基础非线性分析方法。

互联网摘选

take double parameters foundation model to improve winkler model, and use finite difference method to resolve linear basis under columns and get linear equations which could be easily used in works.

采用双参数地基模型来改进温克尔地基模型，并用有限差分的方法求解任意荷载下条基的微分方程，得到便于工程计算的线性方程组。

互联网摘选

through a typical project, the calculation accuracy of commonly used winkler foundation model parameters static load test method is tested, and the preliminary conclusions can be reference for design.

证明了考虑上部结构、基础和地基协同工作，利用单桩复合地基静载试验成果计算刚性桩复合地基基床系数的可靠性，可供设计参考。

互联网摘选

based on e. winkler foundation model, it analyzes the model, the acceptance and deformation of pavement-equipment. this sets up the foundation for continuous study.

以温克尔（E.Winkler）地基模型为基础，对该模型进行了初步的分析计算，给出路面体承载与沉陷的关系表达式，为后续研究奠定了基础。

互联网摘选

it means that the two parameter elastic foundation model is more reasonable than winkler elastic foundation model in the calculation of internal force and displacement of lattice beams.

这说明双参数弹性地基梁比Winkler地基梁更加适合计算格构梁的内力以及位移。

互联网摘选