提出了利用最小费用流原理求解时间-费用优化模型的方法。
A method is proposed to solve time-cost trade-off model for activity networks by using the minimum cost flow principle.
目前，时间-费用优化问题的研究一般是在CPM网络中进行的，传统的CPM网络不符合项目进行过程中的实际情况。
At present, the study of the time-cost optimization is generally in the CPM network, and the traditional CPM network is not in line with the actual situation of the project.
多式联运路线优化问题直接关系到货物运输的费用、时间和运输质量。
Route optimization problem in multimodal transport directly influences the freightage cost, freightage time and freightage quality.
在时间-费用关系为非线性的假设下，建立求网络计划最低成本日程的优化模型。
An optimization model to find the lowest budget schedule of network planning is established under the assumption that the time-cost relationship is nonlinear.
使通讯费用最小，响应时间最短是两个优化准则。
Two of optimization guidelines are minimal communication cost and minimal response time.
在防振锤的设计过程中，需确定防振锤各技术参数对防振锤功率特性的影响程度，以节省优化时间，减少试制费用。
The effects of damper technical parameters on its power characteristics must be determined in the design process to save optimization time and reduce development cost.
不仅减少停产时间，提高工作效率，同时也减少不必要的维修费用，能够达到优化管理的目的。
Not only reduce the stop production time, but also advance the work efficiency, at the same time reduce the unnecessary maintenance costs, achieve the purpose of optimizing management.
机组设计中采用的整体化设计、少维护时间和低运行费用等设计理念，不断优化的设计值得借鉴。
The idea of design for this unit is worth learning and using for reference by all designers, for example, integrative design, less maintenance time, lower running cost and continuous optimized design.
在传统维修模型维修费用的基础上，建立了一般及考虑维修时间的新的最小维修优化模型。
Based on traditional maintenance model of maintenance costs, established a new optimum model that can be used to minimal repair of considering maintenance time or not.
本文重点研究了工程项目建设期进度费用优化中资金的时间价值以及工程项目运营收益对项目建设期进度费用优化的影响。
The time value of capital in schedule cost optimization and the influence of the income of running period to schedule cost optimization of engineering project is mainly studied in this paper.
以寿命周期内维修总费用为优化目标，确定不完全维修条件下基于回复因子的最佳维修时间间隔和最佳维修次数。
The optimal repair interval and repair times for the imperfect repairs based on the restoration factor were determined for minimizing the total system repair costs.
本文对网络计划的时间费用优化寻求最优工期的问题，提出了一种改进的优化方法。
This article gives a improved method of seeking for optimum time-cost in CPM.
不仅减少停产时间，提高工作效率，同时也减少不必要的维修费用，能够达到优化管理的目的。
Not only reduce the stop production time, but also advance the work efficiency, at the same time reduce…
仿真结果还表明，氦制冷系统的动态仿真结果可以对优化氦制冷机试车方案、节省调试费用、节约调试时间、进一步提高氦制冷机制冷效率提供可靠的理论基础。
The dynamic simulation result also indicates that the trial-run scheme of helium refrigerator can be optimized and the debugging cost and time can be saved though dynamic simulation.
鉴于支付方式的不同，将基本优化模型扩展为基于进展、基于时间和基于费用的MPPSP优化模型；
In light of different payment rules, the models are extended to progress-based, time-based and cost-based ones further.
鉴于支付方式的不同，将基本优化模型扩展为基于进展、基于时间和基于费用的MPPSP优化模型；
In light of different payment rules, the models are extended to progress-based, time-based and cost-based ones further.
应用推荐