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[期刊论文] 作者:JIANG Yan-Feng XI Chan-Juan YA, 来源:结构化学 年份:2006
[期刊论文] 作者:Xu-lin Jiang,Yan-feng Chu,Jia, 来源:黑龙江科技学院学报 年份:2011
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:JIANG Yan-Feng,XI Chan-Juan,YA, 来源:结构化学 年份:2004
The crystal of the title compound, [Ni(C15H9Br2ClNO2)(C18H15P)(C10H7)](C18H15P), has been prepared and confirmed by X-ray diffraction. The crystal belongs to th...
[期刊论文] 作者:ZHAO Dong-Bao,JIANG Yan-feng,X, 来源:结构化学 年份:2004
Capillarin was isolated from Artemisia Ordosica Kraschen and characterized by IR, 1H-NMR, 13C-NMR, 1H-1HCOSY, HMQC, HMBC and EIMS, and its crystal structure was...
[会议论文] 作者:YANG Nan,杨楠,JIANG Yan-feng,姜岩峰, 来源:第九届中国通信学会学术年会 年份:2012
本文针对目前带调光LED照明灯驱动电路进行设计与仿真。通过采取SEPIC主电路架构完成电路功率因数校正(PFC),根据目前所提出的PWM调光技术完成电路的设计,最后利用PSpice软件对所设计的电路进行模拟仿真,验证PWM调光的可行性。......
[期刊论文] 作者:Jing Cao,Chun-Yu Jiang,Yan-Feng Zhao,Qing-Wei Yang,Ze-Jie Yin,, 来源:Nuclear Science and Techniques 年份:2016
A novel X-ray tube spectrum reconstruction method has been proposed based on transmission measurements. Aluminum bars of varying lengths attenuate the X-rays to...
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