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[期刊论文] 作者：Jiyuan Tan,Li Li,Yi Zhang,
来源：黑龙江科技学院学报 年份：2012
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：Yuan Yuan Wang,Wei Li,Li Yi Da,
来源：中国化学快报：英文版 年份：2007
oxacyclobutane 由 BF3 · O Et2 催化的 3,3 二度(chloromethyl ) 的 Cationic 戒指洞聚合在离子的液体被执行[bmim ] BF4 并且[bmim ] PF6。BCMO 集中和 PBCMO 的分子...
[期刊论文] 作者：Yuan Yuan Wang,Wei Li,Li Yi Da,
来源：中国化学快报（英文版） 年份：2004
Cationic ring-opening polymerization of 3,3-bis(chloromethyl)oxacyclobutane catalyzed by BF3·OEt2 was carried out in ionic liquids [bmim]BF4 and [bmim]PF6. The...
ECD spectrometric methods for detecting the enantioselective enzymatic hydrolysis of racemic 3-aceto
[期刊论文] 作者：Xiang Zhang,Li Li,Yi Kang Si,D,
来源：中国化学快报（英文版） 年份：2004
...
ECD spectrometric methods for detecting the enantioselective enzymatic hydrolysis of racemic 3-aceto
[期刊论文] 作者：Xiang Zhang,Li Li,Yi Kang Si,D,
来源：黑龙江科技学院学报 年份：2012
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：Jishiyu Ding,Shuo Feng,Li Li,Yi Zhang,,
来源：Tsinghua Science and Technology 年份：2017
A campus bus network design and evaluation,taking Tsinghua University as an example,is investigated in this paper.To minimize the total cost for both passengers...
Intelligent diagnosis of the solder bumps defects using fuzzy C-means algorithm with the weighted co
[期刊论文] 作者：LU XiangNing,SHI TieLin,WANG SuYa,LI Li Yi,SU Lei,LIAO GuangLan,,
来源：Science China(Technological Sciences) 年份：2015
Solder bump technology has been widely used in electronic packaging. With the development of solder bumps towards higher density and finer pitch, it is more dif...
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