斯坦福大学的“专家系统”计划始于1965年,用于美国国家航空航天局航天器收集物质的化学测量二十年,来推算其有机分子的可能结构。
Stanford University's Dendral project, was started in 1965 and used for two decades to extrapolate possible structures for organic molecules from chemical measurements gathered by NASA spacecraft.
早期的大奖赛中,赛车往往使用由暴烈的化学药品和添加剂组成的强力混合物,通常含有大量的苯、乙醇和航空燃油。
Early Grand Prix cars ran on a fierce mixture of powerful chemicals and additives, often featuring large quantities of benzene, alcohol and aviation fuel.
项目目标:将微生物与电化学催化系统结合起来,利用氢气和二氧化碳生产丁醇,再利用化学方法将丁醇转化为航空燃料。
Project Goals: Develop a combined microbial and electrochemical catalytic system that converts hydrogen and carbon dioxide into butanol, and find a chemical method to convert butanol into jet fuel.
美国国家航空航天局的研究一再表明,活的、绿色以及开花的植物,能够清除建筑物内空气中多种有害化学物质。
NASA research has consistently shown that living, green and flowering plants can remove several toxic chemicals from the air in building interiors.
气敏传感器已在生物、化学、航空、军事等领域获得了广泛的应用。
Gas sensors have been extensively developed in biology, chemistry, aeronautics, military affairs.
这些含氟材料具有优良的化学惰性及耐高、低温等性能,可用于电子组件、医疗器械、航空航天及军用物资等而受到人们广泛关注。
These fluorine materials which were subjected extensive attention of the people have excellent chemistry inertia and can bear high and low temperature.
现代这个领域还包括:发电厂、航空港、化学处理厂和污水处理设备等。
The modern field includes power plants, aircraft and airports, chemical-processing plants, and water-treatment facilities.
结合气凝胶独特的性质介绍了其在光学、高能物理、军事、航空航天、电化学等领域的应用。
Various novel applications in optics, high energy physics, military, aeronautics and astronautics, and electro-chemistry are reviewed.
钛及钛合金具有较好的韧性和焊接性及耐腐蚀性能,在航空工业、化学工业等方面有着重要用途。
Titanium alloy is widely used in chemical industries for the excellent ductility, weldability and corrosion resistant.
本文研究了化学镀层的类型和性能,说明化学镀镍层在航空工业中获得越来越广泛的应用前景。
The types and properties of electroless nickel plating are studies in this paper. It is indicated that electroless nickel plating is getting more and more widely used in the aircraft industry.
科学家们发明了一项新技术,用来分析由美国国家航空航天局的火星勘测轨道飞行器获取的火星表面化学成分图,这才有了这项发现。
Thee discovery was made when scientists developed a new technique to analyze chemical maps of the surface of Mars obtained by NASA's Mars Reconnaissance Orbiter spacecraft.
随着航空、航天工业和石油化学工业对铼需求的上升,目前国际市场上铼供不应求,价格有上升趋势。
With increased consumption of rhenium in the aerospace application and the petrochemical application, its demand has exceeded supply in the world market. Rhenium prices are expected to rise.
由所有可能的手段:关于国家机构用航空喷洒化学品毁坏对内盖夫(西南亚巴勒斯坦南部一地区)贝都因公民农作物的报告。
By all means possible: A report on destruction by the State of crops of Bedouin citizens in the Naqab (Negev) by aerial spraying with chemicals.
由所有可能的手段:关于国家机构用航空喷洒化学品毁坏对内盖夫(西南亚巴勒斯坦南部一地区)贝都因公民农作物的报告。
By all means possible: A report on destruction by the State of crops of Bedouin citizens in the Naqab (Negev) by aerial spraying with chemicals.
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