对速射武器身管受热的物理过程进行了细致的分析，并确定其边界条件。
The physical process of thereated barrel of rapid fire weapon is analyzed detailedly, and the boundary conditions are determined.
采用了适当的处理方法对其计算模型进行了简化，以及对其来流面、出流面、固体壁面及计算区域内障碍物的边界条件进行确定。
The boundary conditions concerning inflow sect ion, outflow section, solid wall surface as well as obstacles within computation al region was dealed adopts appropriate approaches.
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