查询词典 life cycle

The bridge design theory based on the life cycle cost refers to, in the beginning of bridge design, the innovative design approach to ensure an optimized bridge life cycle cost on the basis of a secure operation of bridge.

所谓桥梁的全寿命周期成本设计理论，即指在桥梁结构设计之初，在保证桥梁服务寿命内安全运营的前提下，确保其寿命周期成本最优化的一种全新设计方法。

Based on the existing life cycle inventory model, a new model and algorithm of energy upstream is put forward. The results of life cycle inventory therefore can be traced back to the terminal.

对已有清单模型进行改进，提出一种新的能源上游清单模型及算法，使环境负荷因子的清单结果可以追溯到最终端。

Life, in many cases are in the cycle, the cycle of, we are in the life cycle of consumption time.

人生，在很多时候都是在循环，周而复始的循环，我们都在循环中消耗生命的时光。

Based on the concept of life cycle from planning, design, construction and management of service phase to demolishment and recycling of materials and components, a comprehensive approach focusing on design methodology and methods of life-cycle based bridge design is developed in the dissertation, in which the general framework, procedure and corresponding design methods etc., for life-cycle based bridge design are included.

本文基于全寿命的思想，对桥梁从规划、设计、施工、使用、养护与维修以及拆除和材料、构件回收再利用的整个生命周期进行了基于全寿命的桥梁设计理论与方法进行了系统研究，建立了基于全寿命的桥梁设计总体框架、流程，并得到了各个设计过程相应的设计方法。

Liquid crystal display;life cycle assessment;impact assessment of life cycle

液晶显示器；生命周期评价；生命周期影响评价

Based on the whole life cycle theory for project management, the Government Invested Public Project life cycle integrated management models and methods are designed with the case study of the Government Invested Public Project of Tianjin Train Station Exchange Center in this thesis.

本文在项目全生命周期的理论基础上进行了项目全生命周期集成管理分析和研究，并且设计和提出了以天津站交通枢纽工程为例的政府公共项目的全生命周期集成管理的模式和方法。

The life cycle assessment method was used to investigate the environmental impacts of metallic copper production with hydrometallurgical and pyrometallurgical processes.

运用生命周期评价(life cycle assessment，LCA)方法，对用火法、湿法两种方法生产金属铜过程的环境协调性进行了研究，得到了铜生产过程中各工序的环境负荷数据。

After that, the process and method of life-cycle design are studied according to the process of green product life-cycle and the priority strategies of life-cycle design are concluded as a whole. In chapter 4, argues that Clean Production Technology conciliates social economy development and environment protection on the basis of relationship analysis among society economy, environment and clean production technology from the perspective of modern Eco-economics. It is proposed that resources cost should be equal to marginal opportunity cost from the point of sustainable development.

第四章从现代环境经济学和可持续发展观点出发，深入地分析了社会经济、环境和清洁化生产技术之间的关系，并从可持续发展角度出发阐释了以边际机会成本作为资源成本的原由及构成；在此基础上，采用数学方法分析了企业清洁化生产的过程，推导了企业清洁化生产资源边际机会成本最小化的约束条件，并研究了企业清洁化生产的技术、经济、环境数学模型。

Life Cycle Assessment is a tool which quantitatively analyzes and qualitatively valuates the environmental impact of a product, process or activity throughout its entire life cycle.

生命周期评价（Life Cycle Assessment， LCA）是一种对产品、生产工艺以及活动的整个生命周期对环境的影响进行定量分析与定性评价的工具。

Basing on the statistic datum existed of bridge deck pavements, analyze the main failure modes and its main causes to damage on different styles of bridge, at the same time, through the big calculation software ,establish the space models to simulate the course of mechanics of bridge deck pavements, analyze the main factors which affect the bridge deck pavement"s mechanics and the relations between them; according to the atmospheric circulation circumstances of bridge deck pavements, take the statistic datum of using life of prefabricated T-beam、box girders and casting girder in region of HUA-NAN as examples to returning analysis ,establishing the life prediction model of this style bridges; associating "the Method of Estimating to Life Cycle Costing,bring forward this method to take a evaluation of economy on bridge deck pavements, insure the life cycle costing reasonable; giving some tactics on the design of bridge deck pavements.

以既有桥梁的桥面铺装层使用现状统计资料为基础，分析了各种类型桥面铺装层的主要破坏形式及其主要损伤原因，同时利用结构分析软件，对桥面铺装层建立空间模型模拟其受力作用过程，分析影响桥面铺装层受力大小的主要因素以及各因素与铺装层受力大小之间的关系；按照桥面铺装层所处环境的不同，以华南地区预制T、箱梁和现浇梁的桥面铺装层正常使用寿命统计数据为例，通过回归分析建立该类型桥面铺装层的正常使用寿命预测模型；利用寿命周期费用评价方法，对特定铺装层的设计方案某一参数的变化所带来的经济效益进行评价；给出桥面铺装层设计构造建议。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了