But if the lowest upfront cost is your objective, you can pay hundreds less for desktops and laptops from Windows PC makers. 但是如果你的目标是前期投资成本最低,那么你可以少花几百块去买Windows电脑生产商制造的台式机和笔记本。
The cost objective set by basis controls the actual cost disbursement on the other hand, be obliged to, adopts and measure effort cost reduction. 另一方面,必须根据确定的成本目标控制实际成本的支出,并采取措施努力降低成本。
In the rescheduling on a single machine, a set of original jobs has already been scheduled to minimize some cost objective, when a new set of jobs arrives and creates a disruption. 在单机重新排序问题中,一个原始工件集已经排好顺序,使得给定的目标函数最小。
Cost role& objective cost management can help construction enterprise to implement its cost-leading strategy; 成本标杆&目标成本管理法可以有效的实施施工企业成本领先战略;
By analysis and compare on congestion management models under different power market modes, aiming at the congestion cost problem, the paper chooses a optimal power flow model which makes minimization of re-dispatch cost as the objective function. 分析比较了各种电力市场模式下的阻塞管理模型,针对本文重点讨论的阻塞费用问题,选择了以输电计划调整费用最小为目标函数的最优潮流模型。
They are: the "special district" management method, the "partial" control method and the "cost objective control" method. 即“特区”管理法,“局部”管理法和“目标成本控制”法。
The traditional optimization design is only based on the minimum cost objective function and does not consider the mechanical analysis target. 传统的优化设计仅以最低造价为目标函数,没有考虑结构的受力性能指标。
In order to control effectively the engineering cost in Huanghua Port Phase I Project, we took effective measures, i.e. fixing the cost objective, staged controlling with an emphasis, and whole-process dynamic monitoring, etc., and achieved a good result. 在黄骅港一期工程中,为有效控制工程费用,采取了确定费用目标、分阶段重点控制、全过程动态监控等有效措施,取得了较好的效果。
By considering the cost objective of the whole supply chain and the constrain conditions of the individual enterprise, we build a decision model for supply chain formation. 在考虑整体成本目标和个体企业约束条件的基础上,建立了一个供应链构建决策模型。
Based on the dynamic principle of cost control and starting with the assumptions to determine the cost control, this article presents the procedures and methods to determine the cost objective. 根据成本控制的动态原理,从确定成本控制的依据入手,提出了确定成本控制目标的步骤和方法。
Using reflux ratio and recovery as decision variables and total cost as objective function, the computer programs were programmed and optimized calculation was carried out. 以回流比、回收率为决策变量,总费用最小为目标函数,编制计算机程序进行优化计算。
Using minimum water supply cost as objective function, the secondary series of optimal dispatch model was set up. 以供水费用最小为目标函数,建立了给水系统的一级优化调度和二级优化调度的宏观模型;
Optimal mathematical model is created with construction cost as the objective function, angles of dam slope as the design variables, geometric and mechanical constraints as the constrained conditions, and use penalty function method to solve the model. 建立了以工程造价为目标函数、上下游坝坡倾角为设计变量、几何和性态约束为约束条件的最优化数学模型,模型的求解采用罚函数法。
Taking the sizes of cross sections and the volume of ordinary spherical nodes as design variables and overall cost as objective function, the size optimization design of spatial lattice shell is developed by means of two level algorithm based on discrete variables. 以杆件横截面及工程中常用的两种球节点体积为设计变量,以工程造价为目标函数,采用基于离散变量的两级优化方法对空间网壳结构进行了优化设计;
This objective composes of cost flow analysis, cost objective recognition, costing period identification, costing method definition and cost report compiling. 环境成本核算的内容包括分析环境成本流程、确定环境成本计算对象、确定环境成本计算期、确定环境成本核算方法和编制环境成本报告;
In this paper, with the minimum annual cost taken as objective function, an optimum design method for the water distribution networks of small towns is presented by using network theory and dynamic programming method. 文章以年费用最小为目标函数,应用网络理论和动态规划进行乡镇输配水工程优化设计研究,建立了优化设计数学模型。
Optimal placement of switch device is a combinatorial optimization problem with reliability cost objective function. 分段开关优化配置是一种以可靠性费用最小为目标函数的组合优化问题。
The cost management by objective is the central part of engineering project management. 目标责任成本管理是工程项目管理的中心内容。
Second, The model of the cost objective optimization is established, a general optimal control law and control algorithm are proposed. 其次,建立了成本目标优化模型,提出控制法则并给出控制算法;
Analyzed the structure and characteristics of WMLS. Pointed out that its optimizations generally are multi-objective problems, and safety, time and cost are the main decision objectives, among which the cost objective usually is less important than other objectives. 分析战时军事物流系统的结构和特点,指出其系统优化一般属于多目标决策问题,主要依据安全性、时效性和经济性等多个目标共同实施决策,且经济性只是次要的决策目标。
For another, it changes on operating methods to generate some new methods such as working cost, objective cost as well. 另一方面是管理会计具体处理方法的变革,产生了作业成本法、目标成本法等一系列新的方法。
With the aid of methods of system engineering taking minimum cost as objective function optimum layout and size of sluice gates under the comprehensive action of various kind of measures for removal of excessive rainfall runoff and prevention of waterlogging are also studied. 同时应用系统工程的方法,以投资最小为优化准则,寻求在圩内各项除涝排水措施综合作用下,挡潮排水闸的最优布局与规模。
This paper puts the interruption cost in the objective function to cooperate reliability and economy. 目标函数中考虑了停电损失费用,从而体现出可靠性与经济性的综合运筹。
By formulating the travel cost objective as a constraint, the multi-objective problem is formulated as a single-objective programming model. 通过把行驶距离作为约束来考虑,该问题被转化为一个单目标规划问题。
Mathematical models are developed for the two hybrid systems, taking the minimum water cost as the objective, influence of different feed and output condition on the water cost is studied. 对MSF-RO和RO-MSF集成系统分别建立了数学模型,以吨水费用最小为目标,研究了不同的进出口条件对吨水费用的影响。
The secretive expression of Pichia pastoris can secrete protein in supernatant of culture with less other proteins. This expression pattern is beneficial to purification and reducing cost of objective protein. 毕赤酵母的分泌表达会把目的蛋白分泌到培养液上清中,而其它杂质蛋白很少,更加有利于目的蛋白的分离纯化,有利于降低目的蛋白的生产成本。
The Arrhenius relationship between effective diffusion coefficient and the gas temperature is: Base on the drying kinetics model, establishing an optimization model for annual cost as objective function, particle middle moisture content as decision variables. 有效扩散系数和介质温度间的Arrhenius关系:在试验建立的干燥动力学模型的基础上建立了以年费用为目标函数,级间湿含量为决策变量的优化模型。
The simulation result indicates that such control can not only enable asymptotic stability but make cost objective of system less than one certain bound. 仿真结果表明,该控制器既能够保证系统渐近稳定性,又使系统的代价指标小于一个确定的上界。
A risk control optimization model is given taking total risk cost as the objective function. 以系统动态不安全风险最小为目标,给出了一种风险控制的最优化模型。
Combination the optimal power flow model which makes minimization of congestion cost as the objective function, a novel method for allocation of congestion cost is developed. 结合以阻塞成本最小为目标函数的最优潮流模型,提出了一种基于线路有功潮流转归分量的阻塞成本分摊新方法。