查询词典 structural

Although the research on the biophysical properties, genomic structural analysis and Cytopathology of the virus have been accomplished, the function of structural protein and the molecular mechanism of its infection are still unknown in case of the absence of the stable cell model of PfDNV infection in vitro.

但长期以来，由于缺乏稳定的PfDNV体外感染的细胞模型，PfDNV结构蛋白的功能及其复制侵染的分子机理仍不清楚。

The structural evolution properties of transition metal clusters containing from 13 to 60000 atoms are investigated by means of the Gupta potential combined with the steepest descent method. Four typical structural motifs are considered: icosahedron, decahedron, face centered cubic octahedron, and hexagonal close-packed.

采用Gupta原子间相互作用势结合最速下降法，对四种典型几何结构：Ih、Dh、Fcc-oct及Hcp，研究了尺寸介于13到60000个原子之间的同族元素Co、Rh与Ir团簇的结构演化特性。

One is based on the structural difference,and the other is based on the structural difference and multiple sequence alignment.

同时，本文提出了两种RNA有害突变预测的方法，一种是基于结构差异的方法；另外一种是基于结构差异与多序列序列比对的方法。

It was shown that the structural parameter was strongly affected by the diameter and depth of tunnels. The structural parameter in vault direction decreased firstly and then increased along with the tunnel depth.

研究得出：围岩的结构性参数与径深和洞径密切相关；随着径深的增大，拱顶方向上围岩的结构性参数均呈现出先减小后增大的规律，存在一个最小值。

On the other hand, if the damage position and the damage size are used for description of the structural damage, the mathematical model is actually stated as a discrete structural optimization problem with unknown number of design variables, since the number of damages can not be given in advance.

本文采用极大极小问题构造损伤识别的优化模型，通过凝聚函数将极大极小问题转化为一个目标函数连续可微的无约束优化问题，采用基于灵敏度分析的序列线性规划方法求解。

Based on the ICMmethod,the discrete topological optimization problem about spot-weld's existence or not is transformed into the continuous optimization problem on[0,1].The optimization model is founded with maximizing the structural stiffness as objective and structural strength as constraints.The problem of multi-objectives and multi-constraints is transformed into the problem of single-objective and single-constraint with the K-S function.The displacement and stress are transformed into the explicit function of design variables with the Response Surface Methodology.The optimization model is solved with Sequential Quadratic Program.

基于ICM（Independent Continuous Mapping，即独立、连续、映射）方法，将焊点有无的离散拓扑优化问题转化为[0，1]区间上的连续优化问题；建立了以结构刚度最大为目标、结构强度为约束的连续拓扑优化模型；采用K-S函数将多目标和多约束问题转化为单目标和单约束问题；运用响应面方法将位移和应力转化为设计变量的显式函数，采用序列二次规划方法求解优化模型。

The structural and property characteristics of DLC films and the related structural models are introduced.

阐述了DLC膜的结构和性能特征及相关的结构模型。

The structural material is also important,especially in view of the need for structural ductility.

结构性材料也很重要，尤其是在所有需要进行结构ductility。

The energy equation of structural response under cyclic reversed loads is set up. Through the calculation and comparison of input energy, elastic strain energy, accumulative plastic dissipating energy and friction-damp dissipating energy, it is indicated that friction-damp dissipating energy should be increased as much as possible by reasonable design to decrease structural inelastic deformation and damage.

建立了结构在低周反复荷载作用下的能量反应方程，通过总输入能、弹性应变能、塑性累积耗能和摩阻控制装置耗能的计算和比较，分析了普通低剪力墙和新型低剪力墙的耗能能力，指出为减轻结构的非弹性变形和破损程度，应通过合理设计来尽量增大摩阻控制装置耗能。

The research endogenic force pressurizes the auto-adapted mechanism function structural design method and the movement chain choice and the function structural design principle of equality and the step.

研究内力加压自适应机械装置功能结构设计的方法及运动链选择与功能结构设计的一般原则与步骤。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。