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[期刊论文] 作者:Arshad Hussain Wazir,Lutfullah, 来源:新型炭材料 年份:2003
煤焦油沥青在微型高压釜中、氮气氛下,通过改变反应温度和停留时间,制取了中间相沥青(MP).采用FTIR、偏光显微镜、XRD和SEM对MP进行了表征,表明煤焦油沥青经脱氢缩合反应转变...
[期刊论文] 作者:毛克彪,覃志豪,陈晓燕,李昕, 来源:测绘学院学报 年份:2003
文中对Ansari等提出的基本的电子商务应用框架做了进一步的细化和补充,详细分析了数据收集和数据挖掘问题,包括数据来源、数据类型、数据收集器工作、数据转化、数据库建立和搜寻规则构建等。...
[期刊论文] 作者:王君卿,Mustafa Kaya,Reginald W.Sm, 来源:铸造 年份:2003
为了深入了解定向凝固过程生长速率对杆形Mn-Bi合金共晶间距的影响,开展了试验和数值模拟研究工作,以期初步明确在地球上试验得到的杆形共晶间距和在外层空间(航天飞机上)同...
[期刊论文] 作者:王君卿,Mustafa Kaya,Reginald W.Smith, 来源:铸造 年份:2003
为了深入了解定向凝固过程生长速率对杆形Mn Bi合金共晶间距的影响,开展了试验和数值模拟研究工作,以期初步明确在地球上试验得到的杆形共晶间距和在外层空间(航天飞机上)同...
[期刊论文] 作者:陈仲裕, 梁玉进, Farhad Ansari, 来源:地震工程与工程振动:英文版 年份:2003
Development and testing of a serially multiplexed fiber optic sensor system is described. The sensor differs from conventional fiber optic acoustic systems, as...
[期刊论文] 作者:Hussain Badran,田兆硕,王骐, 来源:Journal of Harbin Institute of Technology 年份:2003
Theoretical analyses have been performed to describe the coupling losses for a plane mirror in rectan-gular waveguidc resonator for an arbitrary waveguide mode...
[期刊论文] 作者:Gul K.Talu,Tibet Erdogru,Tansel Kaplancan,Mustafa Bahceci, 来源:Asian Journal of Andrology 年份:2003
Aim: To investigate the effect of intratunical instillation of bupivacaine and methylprednisolone for scrotal pain, swelling and peritesticular fibrosis due to...
[期刊论文] 作者:Ajit Thakker,Thirumalisai Dhanasekaran,Hammad Khaleeq,Zia Usmani,Ali Ansari,Manabu Takao,Toshiaki Setoguchi, 来源:Journal of Thermal Science 年份:2003
This paper presents the work carried out to predict the behavior of a 0.6 m Impulse turbine with fixed guide vanes with 0.6 hub-to-tip (H/T) ratio under real s...
[期刊论文] 作者:Ender Serin,U()ur Yilmaz,Ganiye Künefeci,Birol Ozer,Yüksel Gümürdülü,Mustafa Güclü,Fazilet Kayaselcuk, 来源:城市道桥与防洪 年份:2003
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...
[期刊论文] 作者:Ender Serin,Uur Yilmaz,Ganiye Künefeci,Birol zer,Yüksel Gümürdülü,Mustafa Gülü,Fazilet Kayaseluk,, 来源:World Journal of Gastroenterology 年份:2003
AIM:To investigate and compare frequencies of serumpositive cagA in patients from two separate regions of Turkeywho were grouped according to the presence of p...
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