1) initial imperfection
初始缺陷
1.
Influence of initial imperfection on the stability of composite laminated plates;
初始缺陷对复合材料层板稳定性的影响
2.
The creep buckling of viscoelastic columns with initial imperfection is studied.
研究有初始缺陷粘弹性压杆的蠕变屈曲，讨论分析了瞬时临界载荷和长期临界载荷对粘弹性压杆蠕变屈曲的影响。
3.
Taking the initial imperfection into co.
对格构柱进行了几何非线性分析,分析中考虑了初始缺陷的影响,计算结果表明格构柱的极限承载力由整体稳定性控制。
2) initial defect
初始缺陷
1.
Structure analysis of the derrick with the initial defect;
考虑初始缺陷的塔型井架结构分析
2.
The bucking analysis of bridge base piles with initial defect;
存在初始缺陷的桥梁基桩屈曲分析
3.
From the comparison among the results,it can be concluded that the structural overall stability analysis is necessary,and the initial defects,geometrical non.
对这些结果的比较可知,结构的整体稳定分析是必要的,结构的初始缺陷、几何非线性、材料非线性对结构整体稳定的影响很大,分析时不宜忽略。
3) initial imperfections
初始缺陷
1.
Mechanical analysis of influence of initial imperfections on beam-string system by FEA
初始缺陷对张弦梁结构影响的有限元研究
2.
By using the Galerkin method,the dynamic responesare obtainedfor a simple supported and symmetrically laminated shallow arch with initial imperfections under uniform step lading.
计算结果表明：初始缺陷对于结构参数γ较大的拱的临界动力载荷有很大的影响。
3.
In this study, the initial imperfections for steel tubes are measured in some building sites and the statistical analysis of measured data is presented.
近年来超高模板支架坍塌事故经常发生,承载力不足是主要原因,该文对模板支架的初始缺陷进行实测,统计分析测量数据,考虑较大的初始弯曲率和不足的钢管壁厚,提出一个新的极限承载力公式;通过非线性有限元理论计算,给出了初始弯曲率和钢管壁厚对极限承载力的影响系数;通过弹性稳定性分析,找出了不同立杆超出顶层水平杆长度下超高模板支架的临界荷载及失稳模态的变化规律,为今后的深入研究打下基础。
4) imperfection
[英][,ɪmpə'fekʃn] [美]['ɪmpɚ'fɛkʃən]
初始缺陷
1.
In general , it is believed that the critical load calculated by the eigenvalue buckling analysis is larger than that by the nonlinear buckling analysis, and imperfections applied according to the first eigenvalue buckling mode will reduce the critical load of the structure.
一般认为特征值屈曲计算值是非线性屈曲计算值的上限,而且按照第一阶屈曲模态施加初始缺陷必将减小临界荷载,通过数值计算表明实际工程中会出现相反的结果,并根据屈曲理论研究了上述现象的机理。
2.
The steel silo model\'s imperfection was measured to prove its influences on the silo wall\'s strains.
采用全站仪较精确地测定了钢筒仓模型的几何形状,确定了钢筒仓模型的初始缺陷,证明了初始缺陷对钢筒仓模型应变具有较大的影响。
5) initial software defects
初始缺陷数
6) initial geometric imperfection
初始几何缺陷
1.
Measurement results showed that there was obvious cross section distortion in the cut stub columns after cutting, resulting in the large additional initial geometric imperfections along the length, which would affect the axial compressive ultimate strength and the fa.
以2个辊轧成型的C形冷弯薄壁型钢截面为研究对象,在长构件中切割短柱,测试了切割后短柱的歪曲变形和切割前后短柱沿长度方向的初始几何缺陷。
2.
Stability of a spherical dome with initial geometric imperfections is analyzed based on the nonlinear finite element method.
该文采用非线性有限元理论,对球形圆顶屋盖考虑初始几何缺陷的结构进行了稳定分析,着重从集中荷载、全跨均布荷载、半跨均布荷载3种工况进行特征值屈曲分析,预测结构的理论屈曲强度,再以弧长法对结构变形进行全过程跟踪,求得极限临界荷载。
3.
These parameters are initial geometric imperfection, residual stresses, width to thickness ratio and aspect ratio of the panels.
重点研究了板的初始几何缺陷、残余应力、高厚比及边长比等影响因素与抗剪极限承载力的关系,推导出铰接刚性边界焊接板抗剪承载力计算公式。
补充资料：点缺陷(见晶体缺陷)
点缺陷(见晶体缺陷)
point defect
点缺陷point defeet见晶体缺陷。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条