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The paper discusses a few problems related to methods and techniques of fast and precise updating of the land use database by means of 3Stechnology, and provides reference for a short-term survey of land use status and a new round of detailed survey of na
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文中探索了利用35技术快速、准确地更新土地利用数据库的几个技术方法问题,以实现短周期调查更新土地利用现状,为新一轮全国土地详查提供参考。 |
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The paper discusses about several static transaction approaches concerning ILAS data and ACCESS data bank, and analyzes anatomically the library data output, the visited data processing, cataloguing data conversion and library data inventory.
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本文基于数据传输转换技术方面探讨了ILAS数据与ACCESS数据库静态处理的一些方法,对馆藏数据输出、采访数据处理、编目数据转换、馆藏数据入库作出了解剖性的分析。 |
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The paper discusses about the basic performance and the character of oil-jet screw air compressor and gives details about the main part and performance parameter of the lubricating oil system, lastly describes the common failures in the lubricating system
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摘要讨论了喷油螺杆空气压缩机油路系统的基本原理和性能特点,说明了主要零部件的作用,对油路系统使用中的问题和常见故障进行了论述并提出了相应对策。 |
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The paper discusses and analyses content and principle of cleaner production policy and statute system in region, providing reference to build relevant statute system.
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本文通过对区域清洁生产法规体系的内容及其构筑过程中应把握的原则论述和分析,为相关法规体系的制定提供借鉴和参考。 |
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The paper discusses dynamical conditions of the supercritical ore-forming fluid system based on study of regional geological background and analyses of physiochemical conditions of ore-forming process and puts forth the ore-forming mechanism: upper mantle
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在分析超临界成矿流体系统形成的区域地质背景和研究成矿物理化学条件的基础上,探讨了超临界成矿流体系统形成的动力学条件,提出该系统的成矿机理:与燕山晚期酸性火山-侵入岩浆有关的金铜矿床是在上地慢隆起、张性或向张性过渡背景下形成的,酸性岩浆经熔体-流体分离作用形成的岩浆热液与大气降水混合,经水-岩作用等复杂的输运和化学反应耦合过程的动力学产物。 |
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The paper discusses many important digital library projects, give 5 aspects discussion of the function and characteristic, they are information resource digitalization, information dissemination networking, information resources sharing, information acqui
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摘要文章分析了国内外目前比较重要的数字图书馆研究项目,系统总结了数字图书馆的功能和特征,主要在以下五个方面展开了论述,这些方面是信息资源数字化、信息传播网络化、信息资源共享化、信息获取智能化、信息服务个性化。 |
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The paper discusses pros and cons of the practice for current research quantification, and puts forward some practical suggestions in order to promote the healthy and orderly development of scientific research in higher educational institutions.
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本文拟对当前科研管理量化的做法,进行利弊分析,并提出一些可行性建议,以促进高校科研健康有序地开展。 |
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The paper discusses several aspects of reforms suchas adding more introductions to service systems, guide to reform of and reforming teaching materials.
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增加信息服务系统介绍、加强阅读指导、改革教材等几个方面进行改革。 |
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The paper discusses six methods of gymnasium and muscular development and practicing ways of the different parts of the body's muscularity, which can be easily learned, practiced and mastered in the community sports activities.
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摘要文章讨论了社区体育活动中易学、易练、易掌握的六种健身健美方法,和发达不同部位肌肉的练习方法。 |
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The paper discusses technology and equipment that a actual bumper painting line needs, how to design this line, and how to calculate the tension and the number of carriers and driving devices.
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摘要介绍齐塑新保险杠涂装线的工艺及设备需求以及地面反向积放式输送链的选型、线路设计、小车数量的确定、驱动装置数量的确定和张力计算。 |
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The paper discusses that the province class gives or get an electric shock the implement programming of the big and digital library construction, investigating the work to practice the medium regulation understanding, putting forward the province class th
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摘要本文总结了1999年试点项目开展以来电大数字图书馆建设的阶段规划和历程,提炼了规律性的实践认识,提出了电大数字图书馆建设需要解决的五对矛盾。 |