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This paper introduces the signif9cance of geoid refining and three methods for refining geoid, and by using the abnormal height of GPS/leveling point, sets up several mathematic models of local geoid and makes the experiments and precision analysis.
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介绍了大地水准面精化的意义和精化大地水准面的3种方法,用GPS/水准重合点的高程异常,建立了区域大地水准面的几种数学模型并做了实验和精度分析。 |
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This paper introduces the significance of decreasing yarn hairness and the shape classification of yarn hairness.It analyses the formation cause of hairness,and discusses the measure of decreasing yarn hairness for reference to cotton mills.
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介绍了减少纱线毛羽的意义及毛羽的形态分类，简要分析了毛羽形成的原因，探讨了减少纱线毛羽的措施，旨在为纺织厂减少纱线毛羽提供参考. |
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This paper introduces the significance of the control for diesel exhaust particulate, summarizes the status and the new tendency of diesel pollution after-treatment technology.
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摘要本文介绍了柴油机微粒排放后处理控制技术研究的意义；系统综述了柴油机排气微粒后处理技术的研究现状及发展趋势。 |
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This paper introduces the situation of mine earthquake happened in the uptown in Tongjialiang Mine and the geological condition, probes into the working principles and procedures of transient electromagnetic method and high-density resistivity method, det
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介绍了同家梁矿住宅区发生矿震的情况和地质概况,探讨了瞬变电磁法、高密度电阻率法的工作原理和程序,确定了矿震区域的采空层位和采空范围。 |
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This paper introduces the specialty of design method. Construction and manufacture of some pressing dies made in Japan give out some value reference through analyst of these dies.
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介招日本冲压模具的设计方法，制造特点及结构特点。通过对其特点的分析，对于冲压模具的设计和制造有一定的参考价值。 |
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This paper introduces the spectifications and developments of the 3rd generation mobile communication system. Key technologies and features of TD-SCDMA scheme proposed by China are analyzed.
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文章介绍了第三代移动通信系统标准及发展概况,分析了我国提出的TD-SCDMA系统的关键技术和特点。 |
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This paper introduces the spinning and weaving processes of bamboo fibre and cotton interweaving fabric with technological parametres and measures also discussed.
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摘要介绍了竹纤维纱与棉纱交织产品的纺纱及织造工艺流程，并讨论了各工序工艺参数及工艺措施。 |
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This paper introduces the static control experiment of biogas desulfuration, and quantitative effects of controllable factors on desulfuration, such as reaction time, temperature, total gas input, air input and stuffing, were presented.
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摘要本文介绍沼气生物脱硫静态对照实验，并对反应时间、反应温度、总进气量、空气量、填料等相关可控因子对脱硫过程的影响进行了定量研究。 |
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This paper introduces the strategical position of the informatization construction in the development of west economy,analyzes on the present situation of and the problems existing in the informatization construction in west China,and advances some sugges
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介绍了信息化建设在西部经济发展中的战略地位,分析了西部信息化建设的现状与存在的问题,提出了加快西部信息化建设的建议。 |
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This paper introduces the structural hierarchy of parallel computing in remote sensing image processing, parallel computing model and some key techniques and puts forward an image parallel processing application constructed on distributed cluster of PCs.
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摘要阐述了遥感影像数据并行处理的结构层次、计算模型、同步通信等问题，实现了在PC机群上对遥感影像线性拉伸的并行处理，证实了其实用性和有效性。 |
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This paper introduces the structure and basic principles of ultrashort wave frequency hopping station system,analyzes on the TOD and three kinds of frequency-hopping synchronizations,and advances a scheme of deferred-network-entry synchronizationt.
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介绍了超短波跳频电台系统结构及基本原理,分析了时间信息(TOD)与3种跳频同步分类,提出了一种迟入网同步方案。 |
