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[期刊论文] 作者：Abdul Rahman Ashraf Ashok Sahn,
来源：世界地质：英文版 年份：2003
The Cretaceous of Afghanistan is marked by great facies diversity. The evolution of Cretaceous basins is part of a complex accretionary history involving three...
[期刊论文] 作者：Abdul Rahman Ashraf,Ashok Sahni,
来源：Journal of Geoscientific Research in Northeast Asia 年份：2003
The Cretaceous of Afghanistan is marked by great facies diversity. The evolution of Cretaceous basins is part of a complex accretionary history involving three...
Isolation, selection and identification of antagonistic marine bacteria and safety assessment for th
[学位论文] 作者：Muhammad Naseem Khan,
来源：合肥工业大学 年份：2003
随着细菌耐药性现象的日益严峻,越来越多的科学家致力于开发能够取代抗生素的抑菌剂。在生存竞争压力下,海洋细菌普通具有抗菌性,这也揭示了利用海洋细菌开发抗菌物质的策略...
Vegetation and Climate Reconstruction of the Planalto in Rio Grande do Sul, South Brazil (Late Glaci
[期刊论文] 作者：Ashraf V. Mos,
来源：世界地质：英文版 年份：2003
A 405 cm long core was drilled in the Aparados da Serra National Park (Rio Grande do Sul, Brazil) at the end of 1999, and in all, 23 samples were taken for paly...
[期刊论文] 作者：Mehdi Mohamadnejad,Akram Pourshams,Reza Malekzadeh,Ashraf Mohamadkhani,Afsaneh Rajabiani,Ali Ali Asgari,
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：Javed Yakoob,Wasim Jafri,Shahab Abid,Nadeem Jafri,Muhammad Islam,Saeed Hamid,Hasnain A Shah,Akbar S Hussainy,
来源：World Journal of Gastroenterology 年份：2003
AIM:Candida esophagitis is a frequent infection inimmunocompromised patients.This study was designed todetermine its characteristics in non- human immune defic...
[期刊论文] 作者：Muhammad Mamdani,Paula A Rochon,David N Juurlink,Alex Kopp,Geoffrey M Anderson,Gary Naglie,Peter C Austin,
来源：英国医学杂志(中文版) 年份：2003
目的 对应用选择性环氧酶2(COX 2)抑制剂和非选择性的非甾体类抗炎药(NSAIDs)的老年患者上消化道出血的比率进行比较。 设计 观察性队列研究。 设置 利用来自加拿大安大略200...
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