4 ) definition of a integrated aircraft motion control system concept . this concept is defined as a solution for the problem that new control capabilities , such as direct force control , are difficult to integrated into old pcs 4 )提出了一体化飞机运动控制系统的概念,能够有效综合现有及将来的飞机运动控制方式,解决了新的控制手段难以和原飞行控制系统融合的问题。
1 ) the thesis based on analysis and review now sustainable development research results , bring forward ensuring system concept of sustainable development in coal district , particularly dissertate it from three aspects such as technology ensuring system of sustainable development , . management ensuring system of sustainable development and environment ensuring system of sustainable development of coal district , primary establish sustainable development evaluation system and sustainable development ability increase ensuring system 1 )论文在分析评述现有的可持续发展研究成果的基础上,提出了矿区可持续发展保障系统的概念,并从矿区可持续发展的技术保障体系、矿区可持续发展的管理保障体系和矿区可持续发展的环境保障体系三个方面进行了详细论述,初步建立了神东矿区可持续发展评价及能力增长的保障系统。
Competition strategy thought is the basic thought and view in the policy making which concern competition concept , market concept , profit concept , future concept and system concept etc . adjust competition in time means adjustment of competition strategy . the continuing change in the inside and outside environment results in the change of competition strategy 适时作好竞争调整,主要指竞争战略的调整,由于建筑施工企业内外部环境不断变化,所以竞争战略也应随之变化? ?变化小,小调整,变化大,大调整,与之相适应。
This lecture is about introduction of geographic information system concept and context ; geographic data concepts ; how to start your gis project ; how to get spatial data ; how to make spatial data usable ; how to get attribute data ; how to manage gis database ; how to perform geographic analysis ; how to present the results of the analysis and so on 地理信息系统课程内容主要包括:地理信息系统的基本概念、原理;地理空间数据概念;如何实施一项地理信息工程;如何获取空间地理数据;如何保障空间数据的可用性;如何获得属性数据;如何管理空间和相应的属性数据,建立空间数据库;如何进行与地学等学科专业有关的空间分析;如何评价空间分析结果等内容。
To begin with the evolution of embedded system and comparison of researches on embedded system in china and other countries , the dissertation continue with embedded system concepts and theories . the methods to implement an embedded linux , including tailoring commercial general linux , applying rtai and designing device driver for data acquisition board , and designing graphic user interface using minigui are provided with deep details . rtai provides deterministic and preemptive performance in addition to allowing the use of standard linux applications 本文首先介绍了嵌入式系统和嵌入式操作系统的发展、现状和趋势,对国内外在这方面技术的研究水平进行了比较,然后介绍了嵌入式系统的相关概念,接着深入探讨嵌入式linux的实现方法,包括从商业发行的普通linux定制裁剪以达到小型化的方法,采用rtai对linux进行实时扩展并实现数据采集卡设备驱动程序,应用轻量级的图形用户界面系统minigui为数据采集系统编写用户界面,以使嵌入式linux使用更加方便。