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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。 |
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Abstract: In this paper, the property of silicon micro capacitive accelerometer is analyzed and discussed by establishing the model of sensor, laying the foundation for optimization design of sensor system structure.
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文摘:通过建立传感器的力学模型，对硅微电容式加速度传感器的特性作了详细的分析与讨论，为系统结构的优化设计提供了理论基础。 |
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Abstract: In this paper, the requirements of passive leak detection of spacecraf t are analyzed, several dominant methods of passive leak detection in common are reviewed, their advantage, disadvantage and technique state are pointed out.
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文摘:分析了航天器被动检漏的具体要求，对常用几种主要被动检漏方法进行了评述，指出了各种被动检漏方法的优、缺点和技术状态。 |
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Abstract: In this paper, the structure and principle to control many pneumatic valve terminals with computer are discussed, and a control and communication method with bus is proposed, which supplies a useful way to control the large pneumatic equipment.
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文摘:讨论了计算机控制多个阀岛的结构及原理，提出了一种总线控制结构和通讯方法，为计算机控制大型气动设备提供了一种有效途径。 |
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Abstract: In this paper, the surface of the ore milling roller was quenchedby the laser, so that increase its surface rigidity and improve its antiwear properties, and prolong its life.
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文摘:应用激光束对磨辊表面进行淬火处理，提高磨辊表面硬度，增强磨辊的抗磨损性能，从而达到延寿的目的。 |
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Abstract: In this paper, the technological conditions for use of dry binder in zinc smelting process with vertical distillator were presented and the optimal formula of dry binder was proposed through the contrast test of dry to liquid binders.
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文摘:叙述了干粉粘合剂在竖罐炼锌生产中应用的条件，并对干粉粘合剂及液体粘合剂进行了对比试验，提出了应用干粉粘合剂的最佳配比。 |
