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FTIR STUDIES ON THE MODEL POLYURETHANE HARD SEGMENTS BASED ON A NEW WATERBORNE CHAIN EXTENDER DIMETH
[期刊论文] 作者：Zhi-yong Ren,Hai-ping Wu,Jian-,
来源：黑龙江科技学院学报 年份：2004
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者：REN Hai-Ping,YANG Hu,CHEN Sheng-zu,WU Wen-Kai,
来源：核技术（英文版） 年份：2002
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FTIR STUDIES ON THE MODEL POLYURETHANE HARD SEGMENTS BASED ON A NEW WATERBORNE CHAIN EXTENDER DIMETH
[期刊论文] 作者：Zhi-yong Ren,Hai-ping Wu,Jian-ming Ma,De-zhu Ma,
来源：高分子科学 年份：2004
Three model polyurethane hard segments based on dimethylol butanoic acid (DMBA) and 1,6-hexane diisocyanate (HDI), toluene diisocyanate (TDI) and 4,4-diphenylme...
[期刊论文] 作者：Ren Hai-Ping(任海萍),Ping Zi-Liang(平子良),Bo Wu-Ri-Gen(博午日亘),Sheng Yun-Long(盛云龙),Chen Sheng-Zu(陈盛祖),Wu Wen-Kai,
来源：中国物理（英文版） 年份：2003
Various types of moments have been utilized to recognize image pattes in a number of applications.Multidistortion invariant-radial harmonic Fourier moments were...
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