科学与技术
- 与 科学与技术 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Use remote sensing technology to be able to analyse what with investigation beach natural resources of Tu Tu land uses to distributing with metabolic state, prove a beach to besmear resource provides important basis for scientific program, reasonable protection and science.
利用遥感技术可以分析与调查滩涂土地资源利用的分布与变化状况,为科学规划、合理保护和科学论证滩涂资源提供重要依据。
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Nonferrous metallurgy is based on metallurgical physico-chemistry and reaction engineering; its research fields involve pyrometallurgy, hydrometallurgy, electrometallurgy, material chemical metallurgy and the separation science and processes; it interrelates closely with ferrous metallurgy, heat engineering, environment engineering, material engineering, information technology, bioengineering, nano technology, chemical engineering, system engineering and artificial intelligence; and it has developed into an integrated and comprehensive engineering discipline.
日前,有色金属冶金学科已经发展成为以冶金物理化学、冶金反应工程学为基础,研究领域包括火法冶金、湿法冶金、电冶金、材料化学冶金、冶金分离科学及过程,与钢铁冶金、热能工程、环境工程、材料科学与工程、化学工程、系统工程、人工智能等学科紧密相关的体系完整、内容广泛的工程技术科学。
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A summary of the occurrence and development of pinewood nematode disease was provided in this paper. Based on the practice for controlling this disease, five management strategies for pine wilt disease are considered from five aspects, namely laws and regulations, the national quarantine system, science research and application, public and professional education on pine wilt disease.
笔者对中国松材线虫病的发生和发展现状进行了概述,并结合中国在松材线虫病控制方面的实践,提出考虑从五个方面即法律和法规方面,国家体制和机制方面,科学研究与科技支撑方面,技术推广应用方面和科学普及与公众教育方面来考虑中国松材线虫病管理策略问题。
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In chapter 4, basing theories and methods of scientific visualization, and artificial neural network BP algorithm, we integrate the Visual C++, OpenGL graphics library and Excel VBA technique to develop the program of artificial neural network and to make the BP algorithm visually, this program works can be divided into four parts: Using C language to develop program about BP algorithm; Using Visual C++, develop the GUI Interface, make input parameter visually; Using OpenGL graphic technique to display the training sample point in three dimension; at last using Excel DDE technique display the error graphic tables in Excel system In chapter 5, on the view of engineering application, we establish new method of surface reconstruction basing artificial neural network, develop interface program between module and commercial CAD/CAM system, meantime deeply discuss some key problems, for example, setting up the base plane, using the API technique, cutting and editing surface boundary, and also discuss the more compliant problem: how to intersect surface, at end we finish the work of translation from our surface reconstruction module to commercial CAD/CAM system, then make reverse engineering system basing artificial neural network more useful.
第四章基于科学计算可视化理论,依据人工神经网络BP算法理论模型,综合Visual C++,OpenGL图形库以及Excel VBA等多项软件开发技术,编制了人工神经网络程序,实现了BP算法的可视化映射。具体工作分为四部分:利用C语言实现人工神经网络BP算法;利用VisualC++的GUI技术开发图形用户界面,实现参数设置可视化;利用OpenGL图形技术进行三维映射,显示学习样本及训练样本点;利用微软电子表格DDE动态数据交换技术,在Excel上动态显示学习误差曲线图。第五章从工程应用的角度出发,提出了一种新的基于人工神经网络算法的曲面裁剪重构方法,完成了曲面重建模块与通用CAD/CAM系统的接口设计工作,对其中的若干关键问题进行了深入讨论,例如基平面设定、API技术的应用、边界裁剪等问题,同时,对曲面计算中较为困难的曲面相交问题也进行的专门探讨,最终完成了曲面重建模块向CAD/CAM系统的数据传输工作,使人工神经网络逆向工程系统趋向实用。
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The result showed that the digital anthropical technology has broad application prospect in the areas of sports clothing design,development of sports and physical exercise equipment, sports talent identification, basic research of human kinetics, sports injury prevention ,selection of Chinese traditional medicine for anti-fatigue ,acuouncture of health care.
研究结果与结论:数字化人体技术在运动服装的设计、体育与健身运动器材的开发、体育科学选材、运动人体科学基础研究、预防运动损伤、中医抗疲劳药物筛选、体育保健针灸学等方面具有广泛的应用前景。
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No doubtably, chemiluminescence linked to HPLC will be widely applied in environmental science, biological science, pharmaceutical science and clinical science.
毫无疑问,高效液相色谱分离技术与化学发光检测法的联用将在环境科学、生命科学、药物科学及临床医学上得到愈来愈广泛的应用。
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his paper mainly introduces the research activities conducted in recent years at CIAE in the field of high intensity cyclotrons, and some critical technologies we have as well as the research progress to date. The technologies presented in this paper include high intensity cyclotron physics; production, adjustment and control of high intensity H-ions; advanced magnetic technique, high-power and high-stability RF technology, vacuum and comprehensive cyclotron experimentations, etc.
本文主要介绍了中国原子能科学研究院自2000年以来在强流回旋加速器领域的研究工作进展和到目前为止所掌握的一些强流回旋加速器的关键技术,内容涉及强流回旋加速器物理,强流负氢束的产生、调节、控制与诊断技术,先进磁工艺技术,大功率高稳定度高频技术,真空技术,回旋加速器综合试验技术等。
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In the Ming Dynasty published many monographs and monumental works, which, as a component of our traditional military culture and the fruit of the development of firearms technology, are characterized in gunpowder prescription technology including compatibility principles of gunpowder, prescriptions of the firing charge and multi-composition gunpowder, and ballistic hit technology, mainly about scientific design and manufacturing of blunderbusses, the ranges in various angles of depression and elevation, the standards of range and factors which have influence the range.
它作为我国传统军事文化的一个组成部分,火器技术发展的结晶,尤在火药配方技术、弹道命中技术上多独具自己的特色。火药配方技术主要有火药配伍原则、发射火药配方和多成分火药配方;火器弹道命中技术主要有科学设计与制造铳炮、不同俯仰角的射程、射程量度标准及影响射程的因素等。
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Traffic accident simulation and control technology are simulating the environment and driving process, simulating the operation situation of accident vehicle on the road, making kinematic analysis based on data such as vehicle collision, stop location and collision narks, to determine the normally running line and the speed of vehicle before the accident, presume the collision speed course reversely, use 3D graphics technology to reappearance accidents process , provide scientific theory for the analysis of the cause, make corresponding protect safety technology and strategy.
交通事故模拟与控制技术是对驾驶环境与驾驶行为进行仿真,模拟车辆在道路上发生事故的运行情况,根据车辆碰撞位置和停止位置、车身碰痕等事故现场数据进行运动学分析,确定车辆在事故前正常行驶时的速度和路线,逆向推定碰撞车速及事故过程,应用三维图形技术再现交通事故过程,为分析事故成因,提出相应的交通安全保障技术和策略奠定科学理论依据。
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Satellite application technology has been closely connected with geoscientific research for a long time. It develops from the initial remote-sensing application to the spatial information technologies containing RS, GIS, GPS and so on. Satellite application technology has promoted the researches of geoscientific theory, the quantitative and qualitative analysis, and has accelerated the development of geosciences.
卫星应用技术与地学研究很早就存在密切的联系,从最初单一的遥感应用发展到包含遥感、地理信息技术、全球定位系统等多种技术在内的空间信息技术,卫星应用技术促进了地学理论研究和定性、定量的分析验证,加速了地球科学的发展。
- 推荐网络例句
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Do you know, i need you to come back
你知道吗,我需要你回来
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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.
1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。
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Chapter Three: Type classification of DE structure in Sino-Tibetan languages.
第三章汉藏语&的&字结构的类型划分。