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[期刊论文] 作者:Papadopoulos K,Tsioukas V,Dani, 来源:导航定位学报 年份:2004
在学校的地理教育中使用可视化工具是很自然的,目的是使用各种媒体信息促使知识的寻求、灵活性的创造、结论的形成以及知识结构的构建。这些媒体在完成学生和现实世界的交互...
[期刊论文] 作者:Hariraj Gopal, Naik Subhas V,, 来源:蚕业科学 年份:2004
回 回 产卜爹仇贱回——回 日E回。”。回祖 一回“。回干 肉果幻中 N_。NH lP7-ewwe--一”$ MN。W;- __._——————》 砧叫]们羽 制作:陈恬’#陈川个美食Back to yield...
[期刊论文] 作者:马林,Randrianarison V,Calvo F, 来源:中国肿瘤临床 年份:2004
目的:在人乳腺癌模型上探讨双调蛋白(AR)反义重组腺病毒的治疗作用.方法:人AR的cDNA被反向亚克隆入E1/E3缺失的5型腺病毒载体中而得到AdA4,AR反义mRNA的表达由CMV启动子控制....
[期刊论文] 作者:D J Zuliani,V Scipolo, 来源:世界钢铁 年份:2004
在不严重削弱工艺流程效率和生产率条件下,钢铁厂正面临着寻求降低CO2排放方法的挑战.论述了电炉炼钢工艺流程和高炉-转炉联合炼钢工艺流程优化技术的进展,旨在同时提高生产...
[期刊论文] 作者:Susan Seal,Mitulkumar V Patel,, 来源:农业科学学报(英文版) 年份:2004
A programme of functional genomics research is underway at the University of Greenwich,UK,to develop and apply genomics technologies to characterise an economic...
[期刊论文] 作者:王德沛,Bykov V A, 来源:电子显微学报 年份:2004
我们讨论用扫描探针显微技术研究超薄无序钛薄膜局域氧化过程,并利用此氧化过程实现薄膜表面纳米尺度网板修饰.实验说明针尖诱导氧化过程可被认为是电化学阳极氧化过程.钛薄...
[期刊论文] 作者:Denis chatleforu,Jean Pierre V, 来源:华东电力 年份:2004
对高于800 kV的特高压,不应使用油纸绝缘作为电流互感器的绝缘方式.原因是电流互感器的绝缘会产生很多热量,对互感器的热稳定性造成威胁.对高达1 100 kV电流互感器可用现有80...
[期刊论文] 作者:Gangadevi V,Murugan M,Muthumar, 来源:生物工程学报 年份:2004
Taxol is the most effective antimmor agent developed in the past three decades.It has been used for effective treatment of a variety of cancers.A taxol-producin...
[期刊论文] 作者:Fang Fengzhou,Venkatesh V C, 来源:机械工程学报(英文版) 年份:2004
1 nm roughness value of silicon surface by diamond turning is obtained firstly and three novel techniques are proposed. The surface integrity is studied in deta...
[期刊论文] 作者:Volker Mai,Peter V Draganov, 来源:世界胃肠病学杂志(英文版) 年份:2004
The complex gut microbial flora harbored by individuals (microbiota) has long been proposed to contribute to intestinal health as well as disease. Pre- and prob...
[期刊论文] 作者:SPYSH'YEV,V GUNKA,YPRYSIAZHNY, 来源:燃料化学学报 年份:2004
The oxidative desulphurization process of coal with different metamorphism degrees treated by an air-steam mixture has been studied.It has been shown that the p...
[期刊论文] 作者:Christos G Aneziris,V Roungos,, 来源:耐火材料 年份:2004
为了减少耐火材料对钢水的增碳,将纳米级添加物尖晶石、板状刚玉和碳纳米管加入到Al2O3-C耐火材料中以降低碳含量,研制了用于浇钢水口及钢液过滤器的纳米优化碳结合耐火材料,...
[期刊论文] 作者:Sajiv Philip CHEMPALAYIL,V San, 来源:国际泥沙研究(英文版) 年份:2004
Coastlines are undergoing constant geomorphologic changes with respect to the incident wave climate. Based on waves measured at 9 m water depth, simulation of n...
[期刊论文] 作者:B S Rajanikanth,V Ravi, 来源:等离子体科学和技术 年份:2004
This paper reports the studies conducted on removal of oxides of nitrogen (NOx) from diesel engine exhaust using electrical discharge plasma combined with adsor...
[期刊论文] 作者:Christian Vérard,Cyril Hochard, 来源:古地理学报(英文版) 年份:2004
AbstractA full global geodynamical model over 600 million years (Ma) has been de-veloped at the University of Lausanne during the past 20 years. We show herein...
[期刊论文] 作者:Kuldeep K.LAL,Rajeev K.SINGH,V, 来源:动物学报 年份:2004
利用鉴别性的同工酶位点从印度恒河水系的支流Banganga中检测到了蓝黑鲮(Labeo calbasu)与南亚黑鲮(Labeo rohita)的一个杂交个体.线粒体DNA的单倍型模式进一步确认这个杂交...
[期刊论文] 作者:Sergey V Popov,Pavel A Markov,, 来源:世界胃肠病学杂志(英文版) 年份:2004
AIM: To study isolation and chemical characterization of pectin derived from the common cranberry Vaccinium oxycoccos L. (oxycoccusan OP) and the testing of its...
[期刊论文] 作者:Kate V Viola,Charlotte Ariyan,, 来源:世界胃肠病学杂志(英文版) 年份:2004
Outcomes assessment in surgery traditionally has included data regarding peri-operative mortality and morbidity, as well as long-term survival and recurrence in...
[期刊论文] 作者:Liang Jianwen,Zhang Yanshuai,V, 来源:地震工程与工程振动(英文版) 年份:2004
An analytical solution for scattering of plane P waves by a semi-cylindrical hill was derived by using the wave function expansion method, and convergence of th...
[期刊论文] 作者:R V Chowda-Reddy,M Kirankumar,, 来源:农业科学学报(英文版) 年份:2004
Bemisia tabaci adults from various host-plant species were collected from 31 regions across India.266 B.tabaci samples were first screened by RAPD-PCR to examin...
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