查询词典 under load

Dynamic response experiment is carried out for shell under horizontal shock load in the cases of no media and media.

进行了无介质及有介质情况下，壳体受水平冲击荷载的动力响应试验。

In this thesis, transient problem of three dimensional dynamic interaotion is investigated for thick cylindrical shell in semi-infinite media under shock load. An analytical solution--boundary element coupling method is presented.

本文研究半无限介质中圆柱厚壳受冲击荷载作用，与介质三维动力相互作用的瞬态响应问题，提出一种解析解——边界元耦合方法。

In Chapter two, it is given of the three-dimensional boundary element and the boundary element space, Sobolev space for the contact boundary element problem with friction; it is proved of existence and uniqueness of the solution by variation inequality for the contact Boundary Element Method matrix equation under two kinds of condition that the contact zone is fixed and the contact zone is increasing along with the load; it is given of the expressionfor the error of the exact solution and the boundary element solution.

第2章，给出三维边界单元及边界元空间、有摩擦接触边界元问题的Sobolev空间，利用变分不等式证明了不变接触区和随载荷可变接触区两种情况下的接触边界元法矩阵方程解的存在唯一性，给出了准确解与边界元解的误差表达式，还证明了三维弹塑性摩擦接触问题凝缩矩阵解的存在唯一性，为三维弹塑性摩擦接触边界元法奠定数学基础。

Properties of nonlinear buckling deformation of round soleplate with slot structure under concentrated load are studied.

运用MSC.Nastran求解器计算了薄壁圆柱壳在轴向压力作用下的临界载荷、屈曲模态及薄底板在集中载荷作用下的非线性屈曲问题。

The deformation and stability of the spandrel groove slope in Xiluodu hydropower station under both the excavation condition and seismic load are studied.

采用3DEC对依托工程溪落渡水电站左岸拱肩槽顺层岩体边坡在开挖卸荷和地震作用下的变形及稳定性进行了综合分析。

Experiment results show the accuracy of the proposed method for broken rotor bar detection in squirrel-cage induction motors under both steady and fluctuant load condition.

利用该检测仪对华能某电厂的多台电机进行了检测，实验结果表明该检测仪能够准确检测转子断条故障，有利于电厂的安全生产和运行维护。

By analyzing the characteristics of the several common load harmonic sources, this paper inducted the resistance formulas, sequence resistance and sequence impedance matrixes of tri-phase universe loads, star and triangle connection loads under harmonics condition.

在分析几种常用负载谐波源特性的基础上，推导出了在谐波环境下三相通用负载、星形和三角形联结负载谐波源的阻抗计算公式、序阻抗和序导纳矩阵。

I present cluster schema for combinatorial problem with clustering, design a new crossover operator cluster crossover, study the survival probability of c-schema under c-crossover, apply it successfully to graph coloring, load balancing and maximum spanning tree problems: give measurements of diversity in GA, set up varying crossover probability algorithms to maintain diversity, obtain good results when apply it in avoiding premature convergence and multi-modal functions optimization; establish GAC to be suitable for non stationary function, it can explore the change of environment and find the best solution even for some"anomalous"function.

针对聚类组合优化问题提出了聚类模式，设计了一种新的交换操作：聚类交换并研究了聚类模式在聚类交换操作下的生存可能性，成功的将聚类交换思想和算子应用于图着色、负载平衡和最大生成树问题，佐证了类理论，表明类理论可以指导新的应用算法设计；给出了GA中多样性的度量标准和维护多样性的动态交换概率算法，用于避免过早收敛和多峰函数优化，取得了较好的结果；构造了维持种群多样性以适应动态环境的方法GAC，在某些现有方法无能为力的问题上，GAC能够探测到环境变化，找到当前最优解。

Connecting of doubler strake is a relatively weak link, fatigue strength of which is largely reduced due to the influence of the weld flaw, weld inside stress and weld surface figure. If the ship is under the alternate load function for a long time in long service, fatigue destruction of connecting may happen, strength of deck plating or bottom plating strengthened may also be influenced.

复板条的对接接头是一个相对薄弱的环节，由于焊缝缺陷、焊接内应力、焊缝表面形状等因素的影响，使得接头的疲劳强度大幅度降低，船舶在营运过程中长期受到交变载荷的作用，就会引起对接接头的疲劳破坏，继而影响到被加强的甲板或船底板。

Based on limiting the tensile strain at the bottom of the asphalt layer and the vertical compressive strain at the top of the subgrade, the suitability of layer thickness is checked by two criteria. One is controlling the maximum surface deflection under the design load, and the other is controlling the modulus ratio between adjacent unbound aggregate base and subbase layer.

该方法基于限制沥青层底的拉应变和路基顶面的压应变，采用两个准则来校核所设计的沥青层厚度的适宜性：一是控制设计荷载作用下的最大路表弯沉；二是控制相邻两个无结合料处治的集料层的模量比。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。