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Abstract: In this paper, the geological characteristics of talc for Changfeng and Heyuan is introduced. The condition of talc is analysed. It is discussed the genesis of talc.
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文摘:本文通过对长丰、禾源两滑石矿特征的介绍,分析了滑石矿的成矿地质条件,探讨了本区滑石矿的成因类型。 |
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Abstract: In this paper, the hardware structure and software design of virtual instrumentation is discussed and the application in biological experiment is introduced.
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文摘:讨论了虚拟仪器的硬件构成及软件设计,并给出在生物实验中应用实例。 |
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Abstract: In this paper, the history of development of intersatellite optical communications in the countries is retrospected, and it analyzes the developing trend of the technology of intersatellite optical communications.
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文摘:回顾了各国卫星光通信发展的历史,并分析了卫星光通信技术的发展趋势。 |
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Abstract: In this paper, the importance and necessity of research on support expense of air defence missile weapen systems are discussed. Then the analysis and estimation of expense are given.
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文摘:论述了防空导弹武器使用保障费用研究的重要性和必要性,提出了费用分析和估算的办法。 |
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Abstract: In this paper, the influence of the intrinsic material losses on the resonance and parameters measurement of lossy piezoelectric resonators, based on the impedance (or admittance) equation, is analyzed.
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文摘:本文从考虑损耗时压电振子的阻抗(或导纳)方程出发,详细分析了材料固有损耗对压电振子的频率特性及参数测量的影响。 |
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Abstract: In this paper, the lightcraft vehicle without on-board chemical fuel was analyzed.Sending manned craft into space on satellite laser-beams powered by solar energy in next age was speculated.
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文摘:分析了勿需化学燃料的光动力飞行器,并概述了下个世纪从卫星上用太阳光泵浦的激光束推进星际飞行器的设想。 |
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Abstract: In this paper, the material requirements of Li-ion rechargeable bettery, the deve-lopment and production status of the intercalated-Li anode material, the intercalated-Li ca-thode compound and Li-containning electrolytes, the world-leading produ
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文摘:综述了锂离子二次电池对材料的要求,嵌锂阳极材料、嵌锂阴极化合物、含锂电解质的开发和生产现状,世界锂离子二次电池主要生产厂家及其规模,在微电子和电动车中的应用潜力.对碳酸锂的需求进行了预测. |
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Abstract: In this paper, the mathematics model,program flow-chat anddevelopment environment of the anchor chains adjusting software in offshore mooring are presented.
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文摘:阐述海上单点系泊锚链调整软件的计算数学模型、程序流程、编程语言和环境等开发过程,并以涸洲单点系泊系统项目为例进行分析。 |
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Abstract: In this paper, the optimizing methods for the transmission network have been researched based on the practice of the City of Baotou.
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文摘:结合包头市市话传输网络的实际情况,对包头市市话传输网络的优化做了一些探索. |
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Abstract: In this paper, the physical mechanism and research progress of photorefractive spatial optical solitons are introduced summarily, and the applied prospects of photorefractive spatial optical solitons are also forecasted.
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文摘:对光折变空间光孤子的物理机理及研究进展进行了概括介绍,并对它们的应用前景进行了展望。 |
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Abstract: In this paper, the problems met in designing, producing and use of the rotary-vane vacuum pump are discussed. The solution methods and the research direction are given.
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文摘:本文论述了旋片真空在设计、生产和使用中存在的问题,提出了解决的方法和研究方向。 |