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[期刊论文] 作者:Ehsan SHAFIEI,Mohammad-Bagher, 来源:系统科学与系统工程学报(英文版) 年份:2004
In this paper the process of knowledge accumulation for a particular technology is studied. Two countries, say the technology follower and the technology fronti...
[期刊论文] 作者:Ali Amirnasiri,Mahdi Shafiei Haghshenas,Nader Parvin, 来源:稀有金属(英文版) 年份:2021
The main purpose of the current study was to investigate the effects of the size of WC grains on the damage evolution of WC-Co junk mills.The finite element met...
[期刊论文] 作者:Meysam TOOZANDEHJANI,Farhad OSTOVAN,Khairur Rijal JAMALUDIN,Astuty AMRIN,Khamirul Amin MATORI,Ehsan SHAFIEI, 来源:中国有色金属学报(英文版) 年份:2020
采用粉末冶金和微波烧结工艺制备Al?2CNTs?xAl2O3纳米复合材料.研究工艺引起的显微组织特征与材料的物理、力学性能以及超声参数之间的相互关系.研究发现,复合材料的致密化和...
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