1) boundary crisis
边界激变
2) variable boundary
变边界
1.
Analytic and numerical solutions of variable boundary seepage model of the unstable well flow in underground water flow;
潜水非稳定井流变边界渗流模型的解析解与数值解
2.
Considering the intertidal belt in the estuary and coastal sea area,a variable boundary mass transport model is needed.
在已建立的变边界河口、陆架、海洋模型(ECOM)的基础上添加一个变边界质点追踪模块,研究胶东半岛南海域的物质输运特征,讨论了三维空间中,水质点在潮流作用下的迁移特点。
3.
Based on a 3-d estuary coastal and ocean model (ECOM model) with a variable boundary, the 3-D tidal current field in the offshore area of Jiaonam is simulated.
为胶南海域沿岸污水排海选址,海洋环境管理提供动力条件,基于变边界河口、陆架、海洋(ECOM)模式,模拟了胶南近岸海域三维潮流场。
3) variable boundary
时变边界
1.
The behavior of coupling between the translation and rotation of the rigid body with variable boundary;
时变边界刚体的平动与转动耦合特性
2.
Geometrical description of the variable boundary problem in mining engineering is presented;a finite elements method which is applied to analyze the problem is recommended;the evolution of the variable boundary of overlaying rock in Ehoubulake Mine is computed,and a few relations concerning the movement and failure of overlaying rock are generalized.
用时变边界力学理论讨论了煤矿覆岩失稳破坏过程。
3.
The dynamical behavior of a solid fuel rocket can be described more accurately if the rocket can be taken as a flexible body with variable boundary .
将固体燃料运载火箭视为时变边界的挠性体能更精确地刻划其动力学行为 :燃料的喷射伴随着质量和边界的变化 ,而边界的时变特性决定了火箭的质心位置和转动惯量张量时变特性及轨道与姿态运动强耦合作用 。
4) pattern regime transition
转变边界
5) bounded mutation
边界变异
1.
A new particle swarm optimization (PSO), PSO with bounded mutation operator, was developed.
提出了一种新的粒子群优化算法(PSO)———带边界变异的PSO,其原理是:在迭代的过程中,当粒子的位置超出可行域时,带边界变异的PSO让粒子的位置重新均匀分布在边界附近;当粒子的速度超出可行域时,则使其均匀分布到整个可行区间,而不是像原始PSO那样在这2种情况下都只是简单地取边界值。
2.
This paper introduces a bounded mutation operator into Quantum-behaved Particle Swarm Optimization(QPSO) algorithm and proposes QPSOB.
将边界变异操作引入到量子粒子群优化算法中,提出基于边界变异的量子粒子群优化算法QPSOB。
6) variable boundary layer
变边界层
1.
Then this paper demonstrated the existence and accessibility of variable boundary layer sliding mode in such class of the system.
然后论证了此类系统的变边界层滑动模态的存在性与可达性。
补充资料：激变
急剧变化：形势～。
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