查询词典 system engineering

ISO 10303, is issued by international standardization organization, and here, this paper gives the definition of product structure model oriented part41 and part44 in STEP and content of product structure management in PDM. This paper also presents method of creating and extracting product information on engineering draught and product data exchange and integration between CAD system and database manager system. Moreover, the paper gives a method of organization and manager of data base on product structure.

论文中依据国际标准化组织颁发的STEP标准即ISO 10303中的Part41，Part44两部分内容以及PDM中有关产品结构管理方面的功能含义定义了产品结构模型，实现了工程图样中产品管理信息的建立和提取以及数据库系统与图形文件中的管理信息交换与集成，并以产品结构为核心组织和管理产品结构模型数据。

This text elaborated that system in detail to tread and carry out each parts of the method, system and constitute into the electrical engineering in the PLC direct control, the conjunction circumstance of each parts.

本文详细阐述了该系统中PLC直接控制步进电机的实现方法、系统的各部件的组成、各部件的连接情况。

Furthermore, the central idea that MAN should be built in commixing transmission mode and network structure should be layered has been established as a whole direction. In the end, the particular designing precept- includingnetwork structure, routing protocol, domain name system, IP address distribution, network security, network management, accounting, traffic engineering, network interlinking, service system implement and so on, has been analized and dissertated systemically, and the corresponding material implement precept has also been brought forward.

确定了以混合传输模式为中心、网络结构分层建设的总体设计思想；对城域网建设中详细的设计方案，包括网络结构、路由协议、域名系统及IP地址分配、网络安全、网络管理、计费、流量工程、网络互连、业务系统实施方案等方面问题进行了系统的分析与论述并提出具体的解决方案。

We edit retaining engineering of deep excavation system optimization and analyzed procedure which is based on classifying and compartmentalizing corresponding investigated arrangement, and setting out from system optimization's theory.

在归类划分相应研究层次的基础上，从系统优化的理论出发，提出建立深基坑支护设计的优化模型的思路，编制深基坑支护系统优化分析程序，并用工程实例进行了验证分析。

In order to set up a scientific and efficient performance management system at engineering management section of LaiHai building construction business .The paper deliberates on the definition and characteristics of performance, performance evaluation and performance management. Systematic explanation is presented for the fundamental principles and methodologies , including definition of performance management, system architecture and general procedures.

为了给临海建筑施工企业的经营承揽部门建立一个科学有效的绩效管理体系，本文从绩效的概念出发，循序渐进地对绩效、绩效考评、绩效管理的定义及特点进行了说明，对绩效管理的概念系统框架、基本程序等基础理论和方法进行分析阐述，就其与人力资源其他环节的关系阐明了&绩效管理是人力资源管理的核心&的观点。

In the big environment of borderline science develops rapidly, the boundary of management, project, design, engineering and maintenance is fuzzier. Integrated system is seeking for system optimization and extrudes the port problems between subsystems. I hope RAIL TRANSIT can pay attention to port problem and extruders features. I wish RAIL TRANSIT can occupy proper position in domestic rail transit industry and have great influence in this field.

在当今边缘学科快速发展的大环境下，管理、方案、设计、工程、维护的界限更加模糊，综合系统结成追求系统最优化，使各子系统间的接口问题更加突出，希望《轨道交通》杂志关注系统接口问题，使杂志特点更加突出，在国内轨道交通行业占有应有的地位，更具影响力。

The paper introduces the computer interior management and drawing system on the engineering survey of coal mining and roadway driving. This system standardizes the computer interior management, intellectualizes drawing, storing, and editing. It is used well in Jinpushan Coal Mine.

介绍了煤矿采掘工程测量的计算机内业管理和绘图系统，该系统实现了矿井测量工作内业管理的标准化，实现了采掘工程图件的计算机绘制、存储和编辑的智能化，在晋普山煤矿实际应用效果良好。

In the design of software, as the channel of intercommunicating between operators and the controlling system, the interface design has been made focusing on the engineering psychology and a mutual software system combining charts, articles, and image has been set up.

人机界面作为操作人员与计算机控制系统进行交流的通道，本研究结合工程心理学和人机工程学知识，注重界面设计，建立了图文声像的交互式软件系统。

Many complicated phenomena existing in the fields of system forestry and system forest have been analyzed Especially from the view of modern forestry and non-linear dynamics, the dynamical mechanism that complicated phenomena could be produced has concisely been discussed And further their research methods that should be intercrossed with modern non-linear science are discussed All these should be of importance for constructing and perfecting the subjects of modern forest engineering

特别从现代林业工程系统和非线性动力学的角度，简要分析了复杂现象出现的内在动力学机理，并在研究方法上就如何和现代非线性科学结合，作了一些讨论，对于在系统林学、系统森林学的基础上，建设现代林业工程学具有一定的意义。

The system of dikes and canals, lionized by China as the world's oldest functioning flood-control system, remains a marvel of ancient engineering.

都江堰的设计，被认为是中国最古老的治水方法之一，但时至今日，它依然在发挥著不减当年的作用。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。