1) No artificial boundary
无人工边界
2) 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。
3) 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。
4) nfinite element dynamic artificial boundary
无限元动力人工边界
1.
Based on improved Newmark′s implicit integration methodt,he earthquake-induced dynamic responses of Galongla Tunnel along Zhamo Highway in Tibet are studied using infinite element dynamic artificial boundary technique;and aseismic mechanism of seismic isolation layer is analysed.
应用改进的Newmark隐式积分法,采用无限元动力人工边界,研究西藏扎墨公路高烈度地震区嘎隆拉隧道地震动力响应,分析隧道抗震层的减震机制,数值模拟橡胶和泡沫混凝土两类材料抗震层的减震效果。
5) artificial lateral boundary
人工侧边界
1.
Influence of artificial lateral boundary conditions on numerical simulations was studied for incompressible flow around a square cylinder in a 2 dimensional unbounded domain (Reynolds number is 100).
为研究人工侧边界条件对数值模拟计算的阻塞影响 ,选用无穷域中的二维不可压缩方柱绕流问题 (Reynolds数为 10 0 )作为算例 ,使用混合的中心、迎风格式的有限体积差分方法 ,分别在 4种侧边界条件的多种阻塞参数下进行计算 :Dirichlet边界 ,Neumann边界 ,对流边界和无摩擦壁面边界。
6) viscous-spring artificial boundary
粘-弹性人工边界
1.
This paper presented an analytical model of tunnel-soil-fluid interaction taking account of nonlinear material behavior of soil,viscous-spring artificial boundary and solid-fluid interaction.
考虑粘-弹性人工边界、土壤的非线性及流-固耦合作用,建立了沉管隧道-土壤-流体(水)相互作用的力学模型,采用Newmark算法,对沉管隧道在地震激励下的响应进行分析。
2.
Under the viscous-spring artificial boundary condition,the input method of seismis wave from the artificial boundary is compared with that from the surface of the dam foundation,and the r.
采用粘-弹性人工边界条件应用于重力坝的动力响应分析中,解决了波在边界上的反射问题。
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