搜索筛选:
搜索耗时3.3310秒,为你在为你在102,285,761篇论文里面共找到 20 篇相符的论文内容
发布年度:
Development of Novel and Efficient Methods for the Synthesis of N--,O--,and S--containing Heterocycl
[学位论文] 作者:Muhammad Shareef,
来源:华侨大学 年份:2005
...
[学位论文] 作者:Muhammad Asif,
来源:中国科学院等离子体物理研究所 年份:2005
等离子体密度是热核聚变等离子体研究中的一个重要物理量,远红外激光干涉仪是高温等离子体诊断技术中测量电子密度的主要方法。本文介绍了远红外激光器的特性和工作原理;研...
[学位论文] 作者:Muhammad Irfan,
来源:中国科学院高能物理研究所 年份:2005
通往纳米科技革命的道路上离不开具有巨大比表面积的纳米材料,如具有形状各向异性和丰富成分配比的磁性纳米晶体材料。这些磁性纳米材料有望在高密度磁存储介质、交换耦合的磁......
Change in the Biomass, Enzymes Activity and Diversity of Microbial Communities under Lead and Cadmiu
[学位论文] 作者:Muhammad Akmal,
来源:浙江大学 年份:2005
Heavy metal pollution has received increasing attention in recent years mainly because of the public awareness of environmental issues as heavy metals are toxic at higher levels in both natural and ma...
[学位论文] 作者:Muhammad Jaffar Hassan,
来源:沈阳农业大学 年份:2005
The influence of different N forms i.e. (NH4)2SO4, NH4NO3 and Ca(NO3)2 on plant growth, enzymatic activities, nutrient concentration, yield components, root exu...
Exploration of Novel Ultraviolet Optical Compounds:Syntheses,Structures and Nonlinear Optical Proper
[学位论文] 作者:Muhammad Ali Khan,
来源:延边大学 年份:2005
无机晶体材料和矿物质等是根据其次级结构单元中的阴离子基团进行分类,而常见的最简单结构单元有CO3、NO3、BO3、BO4、SiO4、 SO4、 PO4等。又根据简单结构单元的连接方式的不...
[期刊论文] 作者:MUHAMMAD Faisal SHAHIDA Hasnai,
来源:应用与环境生物学报 年份:2005
The present study deals with colonization potential of plant growth promoting bacterial strains ( Ochrobactrum intermedium, Bacillus cereus and Brevibacterium s...
[期刊论文] 作者:Ko,Muhammad Mamdani,,
来源:美国医学会杂志:中文版 年份:2005
背景:心血管治疗(如他汀治疗)对二级预防的益处已被充分证明,但是在最有可能从中获益的病人中并未获得最佳应用。从理论上讲,积极应用这些有效治疗应该与基线心血管危险相关。目的......
Changes in enzymes activity, substrate utilization pattern and diversity of soil microbial communiti
[期刊论文] 作者:Muhammad Akmal,WANG Hai-zhen,W,
来源:环境科学学报:英文版 年份:2005
Heavy metal pollution has received increasing attention in recent years mainly because of the public awareness of environmental issues. In this study we have ev...
[期刊论文] 作者:程利新,石峰,Muhammad Kamran,
来源:北京理工大学学报 年份:2005
为使条件分支数据通道中功能单元的分配结果得到进一步优化,在数据流图操作相容性分析中引入操作间互斥关系,并构建基于图论的分配模型.使用团划分算法在该模型上进行功能单...
[会议论文] 作者:Haroon Kheshgi,Tim Stileman,Frede Cappelen,Steve Crookshank,Tom Mikus,Bill Senior,田红,
来源:第十八届世界石油大会 年份:2005
对全球气候变化带来的挑战与危险,需要努力不懈地加强对其的理解并确立有效的解决方案,同时还要满足社会不断增长的能量需求.收集CO2然后储存在地下岩层中,这种技术的开发和使用为减少排放量创造了巨大的潜力.本文是基于国际石油工业保护协会(IPIECA)研讨会以促进......
[期刊论文] 作者:贾东立,Muhammad Khurram Khan,张家树,
来源:Journal of Southwest Jiaotong University 年份:2005
This paper present a new method based on Chaos Genetic Algorithm (CGA) to localize the human iris in a given image. First, the iris image is preprocessed to est...
[期刊论文] 作者:纪飞峰,Muhammad,Mansoor,Khan,解大,陈,
来源:电网技术 年份:2005
提出了一种基于数字信号处理器的基波相位和频率校正检测方法,可用于电力系统中电压或电流基波分量同步信号的获取.输入信号经模/数(A/D)转换后通过频率校正环节可得到与输入...
[会议论文] 作者:Naeem Manzoor,Faisal Saeed,Siraj-ul Islam,Muhammad Munir Sheikh,
来源:第九届国际气象学和大气科学协会科学大会 年份:2005
...
Changes in enzymes activity, substrate utilization pattern and diversity of soil microbial communiti
[期刊论文] 作者:Muhammad Akmal,WANG Hai-zhen,WU Jian-jun,XU Jian-ming,XU De-fu,
来源:环境科学学报(英文版) 年份:2005
Heavy metal pollution has received increasing attention in recent years mainly because of the public awareness of environmental issues. In this study we have ev...
[会议论文] 作者:Shoaib Raza Syed,Abdul Basit Jilani,Niaz Ahmad,Muhammad Munir Sheikh,
来源:第九届国际气象学和大气科学协会科学大会 年份:2005
...
Effect of seedling age and water depth on morphological and physiological aspects of transplanted ri
[期刊论文] 作者:KHAKWANI Abdul Aziz,SHIRAISHI Masaaki,ZUBAIR Muhammad,BALOCH Mohammad Safdar,NAVEED Khalid,AWAN Inayatullah,
来源:Journal of Zhejiang University Science 年份:2005
To study the effect of high temperature, rice seedlings 20, 30, 40 and 50 d were kept at 5, 10, 15 and 20 cm water depth in a water pool. Meteorological findin...
[期刊论文] 作者:Javed Yakoob,Wasim Jafri,Nadim Jafri,Muhammad Islam,Shahab Abid,Saeed Hamid,Hasnain AliShah,Hizbullah,
来源:World Journal of Gastroenterology 年份:2005
AIM:To determine the prevalence of non-Helicobacter pylori (H pylori)-related duodenal ulcer in patients with acid-peptic diseases. METHODS: Medical records of...
[期刊论文] 作者:Javed Yakoob,Wasim Jafri,Shahab Abid,Nadim Jafri,Saeed Hamid,Hasnain Ali Shah,Lubna Rizvi,Muhammad Islam,
来源:World Journal of Gastroenterology 年份:2005
AIM: To investigate the prevalence of giardiasis in patients with dyspeptic symptoms. METHODS: Clinical records of consecutive patients who attended Gastroenter...
[期刊论文] 作者:塔西甫拉提·特依拜,克力木·买买提,阿布都热和曼,瓦哈甫,何秉宇,阿不都海力力,Tashpolat·Tiyip,Kerimjan·Muhammad,Abdurahman,Wahap·halik,HEBing-yu,
来源:城市道桥与防洪 年份:2005
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
相关搜索: