建立发动机、发动机安装结构、机体一体化的有限元模型，可全面考察发动机安装结构动力优化设计的成效。

Upbuild the incorporate finite element model for the engine, engine install and aircraft stracture, May entirely seeing about the effect for dynamical optimize design of engine install stracture.

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为实现配送中心运作决策一体化，构建多物品两级库存和运输决策优化模型。

An optimization model was proposed to integrate operation decisions of distribution center by taking into account both the transportation and inventory cost of distribution centre and customers.

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秉承物流一体化的管理思想，运用优化理论建立了件杂货港口的仓库管理和待泊船舶遴选的数学模型；

Then the mathematical model for the warehouse management and ship selection was established based on the concept of integrated logistics using optimization theory.

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