查询词典 equilibrium principle

It was shown that when the production function was constant return to scale, the model became a A-K model; when the production function was increasing return to scale, the equilibrium point was unstable; when the production function was decreasing return to scale, the equilibrium point was a saddle.

结果发现：生产函数为规模收益不变时，模型简化为A-K模型；生产函数为规模收益递增时，均衡点为不稳定结点；生产函数为规模收益递减时，均衡点为鞍点稳定。关键词：数理经济学；经济增长；政府支出；生产效应

By establishing MINLP model, the computation of phase equilibrium is transformed into a constrained two-level minimization problem. On the inner level, equilibrium composition is computed; On the outer level, the optimum phase combination configuration is searched for. The whole solving process is achieved by Genetic Algorithm.

通过建立MINLP模型，将相平衡计算问题转化为有约束的双层最优化问题，内层用来计算给定相组合结构下的平衡组成，外层则是搜索最优的相组合结构，整个求解过程通过遗传算法来实现。

In this paper, with the framework of non-equilibrium thermodynamic separation theory, a mathematical model of nonlinear chromatography is established according to the actual chromatography processes based on the three basic theorems, Lagrangian-Eulerian description, continuity axiom and local equilibrium assumption.

本文在梁恒等建立的非平衡热力学分离理论的框架下，以Lagrangian-Eulerian描述、连续性公理和局域平衡假设三大基本法则为基础，建立了一种制备色谱理论模型。

We observe that both the equilibrium price of cream cheese and the equilibrium quantity of bagels have risen.

我们观察到奶酪的均衡价格和百吉饼的均衡数量增加了。

On the basis of the calculation of phase equilibrium of multicomponent mixture,in this paper,the main equilibrium properties of an optimum gas mixture are calculated using the cubic equation of state ,including P-V-T parameters,enthalpy and entropy.

在基于多元混合物工质气液相平衡计算的基础上，介绍了利用立方型状态方程计算多元混合物节流制冷工质的压力，比热容、温度、焓和熵等平衡物性的方法。

Cyclopentane is low-pressure material, and can adjust formation temperature and pressure of HFC-134a etc. gas hydrates. At the first time, we have measured equilibrium data of HFC-134a and HFC-152a gas hydrates below ice point, and equilibrium data of cyclopentane hydrate have been obtained(see Fig.1 and 2, respectively).

环戊烷是低压工质，可以调节HFC-134a等气体水合物的形成温度和压力等，我们在国际上首次对HFC-134a、HFC-152a水合物的冰点以下的相平衡及环戊烷水合物的相平衡进行了系统的测试，见图1和图2。

The deciduous dentition is in a state of dynamic equilibrium. This equilibrium may result in a special facial morphology.

牙弓两侧的肌肉压力是一种动态的平衡，这种动态的平衡是产生特定颌面形态的内在原因之一。？

These problems in reality can be classifies into two major categories: transport bilevel programming problems with deterministic user equilibrium constraints and transport bilevel programming problems with stochastic user equilibrium constrain...

此文首先从模型和算法的角度总结了有关这类问题已有的研究成果，接着介绍有关这方面的最新的研究进展，即如何把用户基于平衡原则下的交通网络优化问题的双层规划模型统一地转换为一个连续可微的单层最优化问题，并设计统一的算法。

These problems in reality can be classifies into two major categories: transport bilevel programming problems with deterministic user equilibrium constraints and transport bilevel programming problems with stochastic user equilibrium constraints.

这些问题大致上可以分为二大类：一类是涉及到确定性用户平衡原则；另一类是考虑随机性用户平衡原则。

When there are diffusion effects and Dirichlet boundary conditions, we firstly obtain the conditions such that the system exists positive equilibrium solutions and give the asymptotic expression of these positive equilibrium solutions.

在具有扩散影响和Dirichlet边界条件时，首先利用隐含数定理获得了系统存在正平衡解的条件和正平衡解的渐近表达式。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。