1) artificial boundary element
人工边界单元
1.
3D equivalent viscous-spring artificial boundary element is developed by comparing the matrixes of general finite element and consistent viscous-spring artificial boundary.
基于粘弹性人工边界推导了三维一致粘弹性人工边界单元的刚度及阻尼矩阵,利用单元矩阵等效原理采用普通有限单元构造了等效粘弹性边界单元来模拟三维粘弹性边界。
2.
The equivalent viscous-spring artificial boundary elements were developed by comparing the matrix of the general finite element and the consistent viscous-spring artificial boundaries.
提出了一致粘弹性人工边界及粘弹性人工边界单元的概念,推导了二维一致粘弹性人工边界单元刚度及阻尼矩阵,并在其基础上使用矩阵等效原理实现了采用普通有限单元模拟的二维粘弹性边界单元。
2) consistent viscous-spring artificial boundary element
一致黏弹性人工边界单元
1.
3-D consistent viscous-spring artificial boundary elements are introduced in the ABAQUS software,the effects of the distance between multi-source loading points and the viscous-spring artificial boundary on the simulation results under train loading conditions are disc.
将三维一致黏弹性人工边界单元引入ABAQUS有限元软件,建立以连续轴重荷载组成列车荷载、采用一致黏弹性人工边界单元作为边界的三维无砟轨道/路基有限元模型,选取国家轨道试验中心的无砟轨道结构参数计算得到路基动应力,并与动车组CRH2运行的实测数据进行对比。
4) artificial boundary
人工边界
1.
Study on method of earthquake input and artificial boundary conditions for seismic soil-structure interaction analysis;
地震分析中人工边界处理与地震动输入方法研究
2.
Effect of vertical artificial boundary on seismic response of soil layer under traveling wave excitations;
土层地震行波反应分析中侧向人工边界的影响
3.
In the mathematic modeling of the seismic response of a tunnel,the lateral calculation range and artificial boundary have great influence on the result of calculation.
在进行隧道地震响应的数值模拟研究时,横向计算范围和人工边界等对计算结果有很大的影响。
5) artificial boundary condition
人工边界
1.
A reasonable model is proposed of soil-underground structure interaction with viscous-elastic artificial boundary condition on both sides and with restrictions at the buttom.
两侧采用粘弹性人工边界,底部为全约束,建立合理的土与地下结构相互作用模型,通过有限元软件分析,比较研究土—地下结构相互作用分析中埋深、土层分布和结构类型等因素对地下结构抗震性能的影响。
2.
The axissymmetric finite element of elastic system and artificial boundary conditions are applied to simulate the nearby vibration caused by pile driving.
采用轴对称弹性体系有限元和人工边界的耦合模型对打桩引起的近场波动问题进行数值模拟 ,并编制了相应程序。
3.
Based on the 3D explicit FEM and viscous-spring artificial boundary condition, the topography and soil effects on ground motion of large engineering site with islands in earthquake were investigated.
基于三维显式有限元算法并结合粘弹性人工边界条件,针对某岛型大型工程场地,研究了岛型地质、地形条件对地震动反应的影响,分析了该工程场地地表地震动峰值加速度的分布规律。
6) Finite element-artificial transmitting boundary method
有限元-人工透射边界法
补充资料：人工受精与人工授精
人工受精与人工授精
artificial fertilization and artificial insemination
我国学者把“人工受精”与“人工授精”两名词区别开来：前者指人工体外受精而言，后者指把精液注入到妇女的阴道或宫颈管、宫腔内，使精、卵在体内相遇。人卵体外受精与胚胎移植后出生的婴儿俗称试管婴儿。
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