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[期刊论文] 作者:ZHANG Xiao-Mei MA Ming Wang Ji, 来源:有机化学 年份:2003
The catalytic asymmetric reactions of oxygen or sulfur ylides generated from carbenoids have attracted consider able attention in recent years. High enantiosele...
[期刊论文] 作者:MA Ya-Ping XING Zhi-Kui ZHU Ji, 来源:有机化学 年份:2003
Michael addition reactions represent one of the most important carbon-carbon bond forming reactions in modern synthetic organic chemistry. [1 ~3] We achieved cat...
[期刊论文] 作者:杨Ji, 来源:卫生政策 年份:2003
[期刊论文] 作者:JI Wen-li, 来源:黑龙江科技信息 年份:2003
本文通过对荣华二采区10...
[期刊论文] 作者:JI Mei-ru, 来源:针灸推拿医学(英文版) 年份:2003
Treated 58 patients (32 males and 26 females) with postoperative uroschesis by acupuncture.Therapeutic results were excellent in 33 cases, good in 22 cases, and...
[期刊论文] 作者:MA YANG,MA GUIHUA, 来源:人权(英文版) 年份:2003
[期刊论文] 作者:Ji Qiang Ji Shu'an You Ha, 来源:地质学报:英文版 年份:2003
This paper describes an avialian bird from the Early Cretaceous Jiufotang Formation in Yixian county,western Liaoning, China, which is named as Shenzhouraptor s...
[期刊论文] 作者:FangShengming ZhangXiankang Ji, 来源:大地测量与地球动力学 年份:2003
Bouguer gravity anomaly in North China is decomposed with multi-scale decomposition technique of wavelet transform. Gravity anomalies produced by anomalous dens...
[期刊论文] 作者:Ma Peiwu, 来源:中国周刊 年份:2003
【正】 Roaming through Beijing’s old, narrow streets, hutongs, by old-fashioned pedicab and learning about the daily life of ordinary Beijing citizens has attr...
[期刊论文] 作者:Feng Ma, 来源:世界地质:英文版 年份:2003
The average size of the sand of dune in the vicinity of Tumen River is 0.12~0.30 mm, its standard deviation is 0.45~0.99 φ and the frequency cumulative distribut...
[期刊论文] 作者:MA Hong, 来源:黑龙江科技学院学报 年份:2003
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:MA Jin-Shuang, 来源:黑龙江科技学院学报 年份:2003
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:MA QIANG, 来源:人权(英文版) 年份:2003
[期刊论文] 作者:MA GUIHUA, 来源:人权(英文版) 年份:2003
[期刊论文] 作者:Lan Ma,Hong Tai,Cong Li,Yu Zhang,Ze-Hua Wang,Wei-Zhi Ji, 来源:世界胃肠病学杂志(英文版) 年份:2003
[期刊论文] 作者:MA Jun,ZHU Qing-sen,MA Wen-bo,, 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:NiuAnfu ZhangJing GaoFuwang Ji, 来源:大地测量与地球动力学 年份:2003
Continuous Rapid Deformation (CRD) may be an important precursor before some strong earthquakes with magnitude greater than Ms5.0. This paper shows some charact...
[期刊论文] 作者:HongDing,Gang-GangShi,XinYu,Ji, 来源:世界胃肠病学杂志:英文版(电子版) 年份:2003
AIM: To study the modulating effect of GdCl3 and Angelica Sinensis polysaccharides (ASP) on differentially expressed genes in liver of hepatic immunological mic...
[期刊论文] 作者:LI-PINGLI,SHENGWANG,GEHUANG,JI, 来源:生物医学与环境科学:英文版 年份:2003
Objectives To study incidence characteristics and causes of injury, and its medicalconsequences in school children of China. Methods A total of 2 553 school chi...
[期刊论文] 作者:TANG Xiao-Yan,LIN Ji, 来源:黑龙江科技学院学报 年份:2003
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...
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