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[期刊论文] 作者:Sun Jingxian,LIU Yansheng, 来源:数学物理学报(英文版) 年份:2004
This paper deals with the singular nonlinear third-order periodic boundary value problem u′″ + ρau = f(t,u), 0 ≤ t ≤ 2π, with u(i)(0) = u(i)(2π), i = 0,...
[期刊论文] 作者:Sun Jingxian,Zhang Kemei, 来源:系统科学与复杂性学报(英文版) 年份:2003
In this paper, the famous Amann three-solution theorem is generalized. Multiplicity question of fixed points for nonlinear operators via two coupled parallel su...
[期刊论文] 作者:MA Yuexin,LI Ming,SUN Jingxian, 来源:中国海洋大学学报:英文版 年份:2019
We used Illumina high-throughput sequencing of PCR-amplified V3-V4 16S rRNA gene regions to characterize bacterial communities associated with the adductor musc...
[期刊论文] 作者:MA Yuexin,LI Ming,SUN Jingxian, 来源:黑龙江科技学院学报 年份:2019
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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