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Abstract: In this paper, the conditions of naturalness, ag riculturalproduction and country societal economy in the development of agricultural mechanization of Yunnan were analyzed, the characteristics, petition and the developmental situa tion of the ag
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文摘:分析了发展云南省农业机械化的自然条件、农业生产条件和农村社会经济条件，并提出了与此相适应的农业机械化技术和机具特点、要求和发展方向。 |
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Abstract: In this paper, the control model of heating substation system is built according to the character of heating system, in order to improve control accuracy, to diminish shake-frequency of valve and strengthen stability of system.
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文摘:针对热力系统的特点，围绕着如何提高控制精度及如何减少阀门动作频率和提高系统的稳定性等问题进行了探讨，建立了热力站系统的控制模型。 |
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Abstract: In this paper, the design method of spring component isintroduced based on given parameter, which is suitable for national standard common cylindrical coil compression spring and national standard polyurethane spring component.
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文摘:介绍了适用普通圆柱螺旋压缩弹簧国标和聚胺酯弹性元件国标所给参数的弹性元件设计方法。 |
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Abstract: In this paper, the design of the sense organ of the silicon miniature inertial meter is presented .The approving structure of the sense organ is fulfilled by the fabrication techniques of laser processing and chemical etching, laser fibre optic
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文摘:设计了硅微型惯性加速度计的敏感头并应用激光加工和化学蚀刻相结合的工艺方法制造得到了满意的结构，应用激光光纤测振仪检测了悬臂梁振动特性。 |
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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. |
