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[期刊论文] 作者:Qiu Hualong,Xu Jinzhu,Zhao Dan, 来源:林业与环境科学 年份:2019
Increasing evidences indicate that male haploid are more susceptible to parasites than female diploid(workers,alate females and queens)although the generality a...
[期刊论文] 作者:Yinghui Sun,Haofei Zhao,Dan Zh, 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...
[期刊论文] 作者:SHI Jian-Chao,ZHAO Dan,XUE Ya-Li,ZHANG Shi-Rui,LI Fei-Fei, 来源:黑龙江科技信息 年份:2019
本文通过对荣华二采区10...
[期刊论文] 作者:ZHANG Shangwen,HAN Dandan,DING Zongxian,WANG Xin,ZHAO Dan,HU Yan,XIAO Xincai, 来源:武汉理工大学学报(材料科学版)(英文版) 年份:2019
One interpenetrating network hydrogel based on sodium alginate (SA) and polyvinyl alcohol (PVA) was synthesized by combining the raw materials of PVA and SA with the double physical crosslinking methods of freezing thawing and Ca2+ crosslin......
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