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[期刊论文] 作者：FAN Shuai,ZHANG Xin,WU Wei-gan,
来源：中国邮电高校学报（英文版） 年份：2004
Traffic information acquisition system is an essential part of the intelligent transportation system (ITS). This paper presents a novel traffic information acqu...
[期刊论文] 作者：Yi Ren,Shuai Zhang,Shuang Wang,
来源：矿物冶金与材料学报 年份：2004
The diversity of microstructure and properties of 830 Mpa grade pipeline steel containing chromium was investigated by optical microscope and transmission elect...
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