即使在那些看似有必要建设新工程的地区，我们也必须找到以较少的资源满足需求的方法，同时尊重生态准则，并使预算费用更少。
Even in regions where new projects seem warranted, we must find ways to meet demands with fewer resources, respecting ecological criteria and to a smaller budget.
在此层级的每一级上，我们将使用功能分析来派生需求，并用工程方法来得出有效性度量。
At every level of the hierarchy, we would use functional analysis to derive requirements and engineering methods to derive measures of effectiveness.
数据模型可以采取自上而下的方法根据业务需求单独开发，也可以采取自下而上的方法通过对已有数据结构进行反向工程来开发。
The data model may be developed top-down solely based on business requirements or bottom-up through reverse engineering of existing data structures.
然后运用价值工程的方法，分析了如何合理地确定需求、压缩成本、提高项目的显性功能与隐性功能；
Then analyzes how to identify the requirements, reduce the cost and increase the explicit and tacit function of project.
文章用系统工程的理论和方法，用系统模型和模拟的方法，分析系统内水资源的供给与需求。
Using system engineering theory and method, system model and simulation method, the paper analyses the conflict between supply and demand of water resources within the system.
借用面向对象的思想提出了一种需求工程中问题分析的结构化建模方法。
This paper brings a structure method for the project of requirement analyses using the idea of OOA.
系统软件设计时按照软件工程的方法对系统进行结构设计，根据系统需求对系统进行功能分解和任务划分。
According to the method of the software engineering design the structure, the functions are decomposed and tasks are partitioned according to system requirements.
和消费者的需求同步，我们持续不断地改善和设计出土木工程相关领域的研究方法。
In line with consumer demand, we continuously improve upon and streamline civil engineering-related research methods.
而软件工程过程RUP采用面向对象的方法，在需求管理、分析设计、配置及变更管理等方面为开发人员提供准则和相应的管理工具。
Software engineering process RUP adopts the orient-object method, and it provides appropriate rules and tools in demand management, analysis designing, configuration and changing management for users.
最后给出如何将视点代理和问题域相结合形成新的需求工程开发方法。
In the end, we show how to combine the viewpoint delegate and problem domain to form a new development method of requirement engineering.
工程师利用科学和数学的基本原理发现最经济的方法来解决技术问题。他们的工作是联系潜在的社会需求和商业用途。
Engineers apply the principles of science and mathematics to develop economical solutions to technical problems. Their work is the link between perceived social needs and commercial applications.
自适应软件开发是一种适合对需求多变、开发期短的软件项目管理的软件工程方法。
Adaptive Software Development (ASD) is an approach of software engineering for managing software project with changing requirements and short development cycle.
传统的软件工程方法如瀑布模型，存在以下问题1：需求或设计中的错误往往只有到了项目后期才能够被发现。
Traditional software engineering has some disadvantages such as follows 1: defects exist in the requirement and designing only can be found in the late of the project.
完全采用软件工程的方法进行需求分析、总体设计、总体实现和测试。
Completely using the method of software engineering needs analysis, overall design, implementation and testing as a whole.
本论文中，将软件工程的基本原理和方法应用到整个系统，并对其进行需求分析，提出了解决问题的具体方法。
In this paper, the basic principles of software engineering and methods applied to the entire system and its analysis of requirements and proposed specific ways to solve the problem.
当前，人们在需求工程中越来越多地采用面向目标的方法。
Now, more and more people prefer to adopt a goal-oriented requirement analysis methodology in requirement engineering.
针对工程中高速宽范围转速测量需求，提出了一种基于磁阻传感器的宽量程转速测量方法。
In order to measure the wide range rotation speed in engineering, a kind of rotation speed measurement method based on magnetoresistive sensor is proposed and the circuit is designed.
为满足国内掠入射X射线成像望远镜的工程研究需求，本文深入研究X射线掠入射望远镜成像质量评价方法。
To satisfy the engineering requirement of X-ray grazing incidence telescope research and development, this paper studies image quality evaluation methods of X-ray grazing incidence telescope.
实测数据表明，该算法及实现方法可以满足实际工程需求。
The measured data show that this algorithm and its implementation method can meet the practical demand in engineering.
分析了传统系统需求存在的问题，提出了基于面向对象方法的系统需求工程的分析和设计的思路。
This paper analyzes the problems which exists in traditional requirement engineering, and brings up a new way of thinking of system requirement engineering based on object oriented method.
该文依照工程化的思想，以容灾系统生命周期模型为基础，提出了容灾系统的需求分析和设计方法，并对主要的容灾技术进行了比较分析。
Based on this model, a new method for disaster tolerance system analysis and design is proposed and discussed. At last main disaster tolerance technologies are compared.
对计算机技术在通信工程造价管理中的应用现状进行了分析，进而提出了通信工程造价管理集成系统的功能需求和设计方法。
The application of computer technology to telecom engineering cost management is analyzed, then the system's function demand and design methods are proposed.
因此有必要探讨基于人机工程学的公交车内环境设计理论与方法， 改进设计以满足人们对现代公交车的新需求。
So it is quite necessary to explore new design ideas which should be based on ergonomics for BIE to satisfy the above new demands.
应用灰色系统理论和宏观、微观经济学原理，以及系统工程的理论和方法，进行了城际交通运输需求分析。
The transport demand among the cities have been analysed by using the gray system theory, macroscopic and microcosmic economics principles and system engineering theory.
应用系统工程理论和方法，通过对系统目标、用户需求、数据源的分析，进行旅游GIS结构与功能设计。
The structure and function of tourism GIS was designed by analyzing the object, the user 'demand and the source of data.
通过实际工业数据仿真表明，这两种方法均具有计算速度快、模型精度高的特点，适合实际工程应用的需求。
Simulation results with factual industrial data demonstrate that the two methods are both fast in computation and accurate in prediction, so they are suitable to practical application.
对于复杂的电路系统，各种元件级故障诊断的理论和方法已经难以胜任工程上故障诊断的需求。
To the complicated circuits and systems, all kinds of fault diagnosis approaches at element level have been not competent for the need of fault diagnosis in engineering yet.
在IDEF0的基础上，针对钢结构CAD系统的数据流程和功能需求进行了有效地分析，提出了适应工程CAD系统的功能模型的分析方法。
Some improvement ways based on the IDEF0 are given for CAD system in the paper. If they can be applied effectively, the design efficiency will …
在IDEF0的基础上，针对钢结构CAD系统的数据流程和功能需求进行了有效地分析，提出了适应工程CAD系统的功能模型的分析方法。
Some improvement ways based on the IDEF0 are given for CAD system in the paper. If they can be applied effectively, the design efficiency will …
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