The computational model of air boundary layer of rocket fuze was established. Considering different material characteristics, correlative mathematic model was built by finite element analysis.
建立了弹头引信空气附面层计算模型，借助有限元分析方法，充分考虑引信内部不同材料特性，建立相关数学模型。
The impact of greenbelt at the downwind periphery of an urban area on urban atmospheric environment and air quality was simulated by using the Peking University Urban Atmospheric Boundary Layer Model.
采用北京大学城市大气边界层模式模拟了城区下风向绿化带对城市温度场、风场及空气质量的影响。
The subsurface boundary condition is determined by behavior that electromagnetic waves attenuated in the earth, and the modified perfect match layer is for air boundary.
地下边界根据电磁波在导电媒质中快速衰减的特性设定，将改进的完全匹配层用于空中边界。
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