最优条件

The appearance of the Strategic Trade Policy overthrows the optimality of free trade policy under the condition of scale economies and imperfect competition, proves the reasonableness of government intervention, and advocates that the appropriate using of the Strategic Trade Policy measures, such as tariff and subsidy, can improve the gains from trade.

该理论的出现动摇了在规模经济和不完全竞争条件下自由贸易政策的最优性，证明了政府干预的某些合理性，提出适当运用关税、补贴等战略性贸易措施，将有助于提高本国的贸易利得的主张。

The appearance of the Strategic Trade Policy overthrows the optimality of free trade policy under the condition of scale economies and imperfect competition,proves the reasonableness of government intervention,and advocates that the appropriate using of the Strategic Trade Policy measures,such as tariff and subsidy, can improve the gains from trade.

该理论的出现动摇了在规模经济和不完全竞争条件下自由贸易政策的最优性，证明了政府干预的某些合理性，提出适当运用关税、补贴等战略性贸易措施，将有助于提高本国的贸易利益的主张。

Moreover, the optimality conditions of each problem are given.

并且给出了每种问题的最优性条件。3。

This paper establishes dynamic models, research on the optimum price strategy of mineral resources according to ...

本文根据市场经济条件下资源的供求关系，及资源的最佳利用问题；建立动态模型研究矿产资源的最优价格策略，为矿产资源的定价提供方法和思路

This paper establishes dynamic models, research on the optimum price strategy of mineral resources according to the supply demand relations under market economic condition, and offeres method and train of thought for the price of mineral resources.

本文根据市场经济条件下资源的供求关系，及资源的最佳利用问题；建立动态模型研究矿产资源的最优价格策略，为矿产资源的定价提供方法和思路。

Applying the triangular element to the stationary Stokes equation, we obtain error analysis and optimal convergent order of approximation solution.

对于各向异性三角形元和各向异性四面体元，我们分别讨论了它们的各向异性插值，将它们应用于定常Stokes方程，我们研究了有限元空间不满足散度条件的各向异性非协调有限元解法，同样得到了逼近解的误差分析和最优收敛阶。

Methods The optimal concentrations of CarE and substrate, pH, temperature and reaction time of the reaction system, were determined by orthogonal matrix methods.

用正交试验方法研究酶液浓度、底物浓度、反应体系的pH值、反应温度、反应时间5个因素对德国小蠊CarE活性的影响，并从试验组合中选出最优的条件组合。

Fourth,Simul8 will be introduced in logistics simulation for the first time in this paper,and use it to build the simulation model of distribution and procurement business process;at the condition of out-of-stock,it uses Arena to construct the optimal order point simulation model under VMI,and advances the simulated optimization program.

第四，本文首次将Simul8引入物流仿真领域，并用其构建了采购配送业务流程仿真模型；在允许缺货的条件下用Arena构建了VMI下最优订货点仿真模型，并进行了仿真运行和仿真分析，提出了仿真优化方案。

Furthermore it is necessary to study the problems such as the optimum arrangement of package materials inside the reactor and the changes of the working status of the package material at different quality of raw water.

有必要进一步研究填料的最优布置方式及在不同的水源水水质条件下填料运行状态的变化等问题。

Based on modern optimization theory and optimal control theory, this dissertation studies some questions as follows:1. The optimization model of parameter identification of three-dimensional geologic history numerical simulation, algorithm and its applicationGeologic history numerical simulation is a basic content of basin numerical simulation, and the porosity is the major parameter in the evolution and development process of oil-bearing basin. According to the sedimentation and burial mechanism, the physical and chemical principles of oil geology, the mudstone porositys non-linear parabolic partial differential equation has been established.

本文应用现代最优化及最优控制理论，对如下一些问题进行了研究： 1、三维地史数值模拟的参数辨识优化模型、算法及应用地史模拟是盆地数值模拟的一个基础性的研究内容，地层孔隙度是含油气盆地地史演化发育过程中的重要参数，根据地层沉积埋藏机理和石油地质的物理化学原理，通过引入数学物理方程概念，建立了泥岩三维孔隙度场方程，根据问题的特点，给出了方程的定解条件，对方程的动边界也给出了处理方法，并且证明了解的存在性与惟一性，在此基础上建立了以当今实测数据为拟合准则的三维地史数值模拟的参数辨识优化模型，这是一个含有二阶偏微分方程约束的泛函极值问题。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。