个别产品的产值(产量)曲线在其经济寿命周期里一般是一条S形曲线。
The output curve of a product is generally S-shape curve during its economic life period.
如何确定装备系统的维修周期、维修次数及最优经济寿命周期，成为企业最重要的决策活动之一。
It is one of the most important decision-making activities that how to decide the maintenance cycle, the number of maintenances and the optimal life cycle.
在经济低迷时期，企业推迟购买服务器以节省成本，延长了产品的更换周期。服务器的使用寿命通常为5年左右。
Businesses had deferred purchases of servers during the economic down times to save costs, extending the replacement cycle for products that tend to have a working lifespan of about five years.
通过对车轴寿命分布及其运用成本的分析，运用可靠性理论建立了车轴检修周期经济决策模型。
By applying the theory of reliability to the analysis of the life distribution and operating cost of car axle, the model of economical policy decision about repair cycle of car axle is set up.
基于全寿命周期成本的粮仓项目决策可使粮仓项目综合经济效益达到最优。
The granary project decision-making based on life cycle cost proceeds can provide the optimal comprehensive economic benefits for granary projects.
本文阐述了设备寿命周期综合管理的意义、要素及设备管理的经济分析方法。
This paper summarizes the meaning and factor of the instruments and equipment action cycle comprehensive management, and introduces the economic analysis of the management.
本文从军事计量测量标准的经济性出发，分析了军事计量测量标准的寿命周期及其费用构成。
This article joins the standard economy of the military measure, analyzed life cycle of the measure standard of the military, and its expenses constitute.
文章阐述了桥梁寿命周期成本概念，桥梁经济性评价以及提高桥梁寿命周期经济性的一些可行措施。
The concept of bridge life cycle costs, bridge economic assessment, and some approaches to improve the bridge economy are presented in ibis Paper.
核电是高效、安全、清洁、经济的能源，但它和一切进入市场的产品一样，有其市场寿命周期。
The nuclear power is the high-efficient, safe, clean and economic energy. However, same as the products entering the market, it also has its own market life-cycle.
一是提出了科学确定修理周期要求，在参考线路累计通过总重的基础上，应用工程类比分析法和经济寿命分析法进行综合分析确定；
On the base of the reference of track total passing weight, the analysing methods of engineering analogy and economy life-span are put forword.
延长大型成套装置的运行周期和服役寿命，提高其运行可靠性，对增加装置的经济效益意义十分重大。
It is economically important to extend the operation term, the service life and enhance the operation reliability of a large-scale apparatus.
从分析柴油机的折旧规律、维修费用规律以及燃油耗费用规律入手，对195柴油机的经济寿命和更新周期问题进行了分析。
From the angle of diesel engines depreciation rule, maintenance cost rule and the consumption rule, This paper analyzes the questions of 195 diesel engines economy-life and update revolution.
指出应将桥梁寿命周期成本作为衡量桥梁成本的指标，并以此来评价桥梁的经济性。
It is also pointed out that bridge life cycle costs should be the index to bridge costs, which will be applied to assess the bridge design for economy.
为解决武器装备全寿命周期费用高、经济可承受性差的难题，开展航空装备的故障预测技术研究。
To reduce the entire life cycle cost of weapon system and enhance their affordability, technology of fault prediction is studied for aeronautic equipment.
运用航空运输经济原理，探讨了飞机在寿命周期内经济性变化。
According to the principle of air transportation economics, a study is conducted on the economic variations of aircraft at each stage during its life cycle And on this basis.
同时以家庭为主体，分析了用户使用釜寿命周期中的节水措施后的经济合理性。
At the same time, the family was taken as main body, and the rationality after-using of water-saving measures was analyzed.
通过全寿命周期费用分析，发现高寒地区耐久性混凝土具有明显的经济优势，极具推广应用价值。
Through the life-cycle cost analysis and found that the durability of concrete in high-cold region has obvious economic advantages, with the great application and popularization.
鉴于设备的前期管理对于设备的整个寿命周期费用的经济性影响甚大，应给以足够的重视。
Because the equipment prophase management has profound effect to the economic cost of the life cycle, it must be given enough consideration.
工程经济学的基本方法，包括净现值分析法、寿命周期成本法、收益-成本分析法和其它项目评估方法。
Basic techniques of engineering economics, including net present value analysis, life-cycle costing, benefit-cost analysis, and other approaches to project evaluation are among the topics covered.
工程经济学的基本方法，包括净现值分析法、寿命周期成本法、收益-成本分析法和其它项目评估方法。
Basic techniques of engineering economics, including net present value analysis, life-cycle costing, benefit-cost analysis, and other approaches to project evaluation are among the topics covered.
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