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Abstract: This paper has deseribed the principles of preparation and technological process about nitrogen-based sintering atmosphere by ammonium cracked and burnt.The chemical effect in sintering furnace is discussed.The effects of it on the carbon conten
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文摘:叙述了氨分解燃烧氮基烧结气氛的制备原理与流程设计；探讨了它在烧结炉中的化学效应；研究了它对铁基结构材料碳含量与性能的影响；揭示了它用于粉末冶金铁基结构件烧结时，在节能、降耗、资源利用、环保、安全等方面的优势特征与技术经济价值。 |
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Abstract: This paper has expounded and proved the necessity and importanceof the investigation into element abundances and composition of the crustal surficial materials and, based on strict statistical analysis and calculation of the high-precision data
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文摘:论证了中国丰度及地壳表层物质成分研究的必要性和重要性，利用区域地球化学勘查所提供的高精度分析数据，经严格统计计算，发表新疆地区及其一级构造单元表层岩石、岩屑、水系沉积物的39种元素背景平均值。 |
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Abstract: This paper has given a thorough investigation into theapplication of BP neural network to gravitational density interface inversion as well as the implementation of wavelet theory in potential field decomposition and, on such a basis, analysed a
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文摘:对BP神经网络在重力密度界面反演以及小波分析在位场分离上的应用进行了深入的研究，进而对小波神经网络在重磁资料反演中的应用前景进行了分析、评价。 |
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Abstract: This paper has recounted the technique for correcting the attitude of plunging fold strata in the application of paleomagnetism to the study of geological structure,and derived the conversion formula for expertsreference.
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文摘:介绍了用古地磁研究地质构造问题时倾伏褶皱地层产状的校正方法，推导了换算公式，以提醒同行们的关注。 |
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Abstract: This paper has reviewed the great achievements made by geophysical exploration for solid mineral resources in the aspects of ore prospecting and technical progress, summed up the abundant experience thus accumulated, advanced the general objecti
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文摘:回顾了我国固体矿产物探在找矿和技术进步方面所取得的丰硕成果，总结了所积累的丰富经验，提出了我国固体矿产物探应用和技术发展的总体目标与主攻方向以及应重点发展的关键技术。 |
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Abstract: This paper illuminates the advantage and application of the glass fiber used in salt productions con-trasted the carbon steel.
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文摘:通过玻璃钢管性能的论述,阐明了玻璃钢管在制盐企业工艺管线的应用及其优越性,对比了同碳钢管所获得的经济效益。 |
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Abstract: This paper introduced formation causes of urban heat island and its research methods,comprehensively reviewed the overseas and home research achivements , especially on intensity of heat island, and briefly discussed the relationship between urb
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文摘:介绍了城市热岛产生的原因及其研究方法，并对国内外的研究成果，特别是热岛强度和热岛问题进行了综合论述，最后简述了城市热岛与园林绿化的关系。 |
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Abstract: This paper introduced the application of magnetics in ag riculture in our country,defined the conception of magnitic fertilizer,discussed the significance of developing magnetic fertilizer and its applying effects.It made a comment on the proble
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文摘:介绍了我国的磁学农业应用，定义了磁性肥料的概念，阐述了开发磁性肥料的意义及应用效果，对磁性肥料的生产、应用过程中存在的问题提出了意见。 |
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Abstract: This paper introduced the development environment and method tothe stamping technology and dies CAD of revolving parts, and put forward some key technology, such as technological criterion, data management, object linking and embedding, and para
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文摘:介绍了旋转体冲压件成形工艺及模具CAD软件开发环境及开发方法，探讨了其中的关键技术，提出了工艺准则建立、数据管理、软件接口、图形参数化驱动是其中的关键。 |
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Abstract: This paper introduced the induction hardening experiment of components—the gear-park and the drive support sprocket.Give some advise on the pearlitic malleable iron's induction heat-treatment,and show coil design intending to meet the harden pro
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文摘:本文介绍变速箱零件——驻车齿轮和链轮支架的感应淬火试验工作，提出对可锻铸铁感应淬火中值得注意的问题及针对这两种零件的特殊硬化层要求而设计的感应器。 |
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Abstract: This paper introduced virtual private network technology(VPN)，including its background，idea，superiority，principle，security system and administration of networks.
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文摘:简要介绍了虚拟专用网技术（VPN），包括它的背景、概念、优势、工作原理、安全机制和网络管理。 |
