基于多木桶模型的工程管理目标体系构建及应用-建筑经济 关键词：工程管理；多木桶模型；目标体系；应用研究 [gap=476]Keywords：project management；multi-barrel model；objective system；application research
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Considering the elastic deformation of the barrel, the AA gun is simplified into a multi-rigid body dynamic model.
同时考虑身管弹性变形，建立了火炮发射时的多刚体动力学模型。
Mathematical model of multi-layer composite artillery barrel with ceramic liner was built by using axisymmetric elastic theory, and stress computer program of the composite barrel was developed.
应用轴对称弹性理论建立了陶瓷内衬多层复合身管的数学模型，编写了其应力计算程序。
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