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[期刊论文] 作者:Nie Yong'an,Yao Lanyu,
来源:中国地震研究(英文版) 年份:2004
The paper first studies the analytical expression of electrical potential by a point current source in a uniform half-space medium,and then focuses on the distr...
[期刊论文] 作者:DU Bing-xiao,ZHAO Yong,YAO Wen,
来源:测试科学与仪器 年份:2004
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[期刊论文] 作者:Lu YANG,Yong FENG,Yong YAO,
来源:中国科学A辑(英文版) 年份:2004
By means of dimension-decreasing method and cell-decomposition,a practical algorithm is proposed to decide the positivity of a certain class of symmetric polyno...
[期刊论文] 作者:WANG Yong,YAO Guang-chun,LI Bi,
来源:中国有色金属学会会刊(英文版) 年份:2004
The fly ash was added to melt to increase the melt viscosity. The main components are quartz and mullite in the fly ash,therefore its a kind of hardness ceramic...
[期刊论文] 作者:Bo Zhang,Ren-zhi Wang,Yong Yao,
来源:黑龙江科技学院学报 年份:2004
Objective To investigate proliferation and differentiation of neural stem cells in adult rats after cerebral infarction.Methods Models of cerebral infarction in...
[期刊论文] 作者:Lai Wen Hu,Yong Yao Zhang,Yun,
来源:中国化学快报(英文版) 年份:2004
Gibberellin A4 is effectively separated from mixture of gibberellin A4 and its analogue gibberellin A7,in the form of its crystalline complex with N,N,N,N-tetra...
[期刊论文] 作者:LI Li,PENG Yong,YAO Xia,XU Li-,
来源:中草药(英文版) 年份:2004
The plants of the genus Ehretia Linn. composed of about 50 species mainly distributed in tropical Asia and Africa.They have been used as folk medicines or tradi...
EXPERIMENTAL STUDY ON PLASTICITY OF PROLIFERATED NEURAL STEM CELLS IN ADULT RATS AFTER CEREBRAL INFA
[期刊论文] 作者:Bo Zhang,Ren-zhi Wang,Zhi-gang Lian,Yang Song,Yong Yao,
来源:中国医学科学杂志 年份:2004
Objective To investigate whether there is endogenous neural stem cell proliferation and whether these proliferated neural stem cells represent neural plasticity...
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