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[期刊论文] 作者:Ma Fen Ni Sheng-li,
来源:美中教育评论:B 年份:2014
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Effect of Ball-Milling Time on the Performance of Ni-Al2O3 Catalyst for 1,4-Butynediol Hydrogenation
[期刊论文] 作者:Gao Xianlong,Mo Wenlong,Ma Fen,
来源:中国炼油与石油化工:英文版 年份:2020
The Ni-Al2O3 catalyst was prepared by the mechanochemical method in combination with a planetary ballmilling machine.Effect of milling time on the crystal struc...
Effects of Exogenous Cinnamic Acids on the Growth and Physiological Characteristics of Cucumber Seed
[期刊论文] 作者:CHEN Li-xin,WU Feng-zhi,MA Fen,
来源:中国农业科学:英文版 年份:2005
In order to study the effects of exogenous cinnamic acids on plant growth, contents of photosynthetic pigment, root activities and ATPase activities of root mem...
Effects of Exogenous Cinnamic Acids on the Growth and Physiological Characteristics of Cucumber Seed
[期刊论文] 作者:CHEN Li-xin,WU Feng-zhi,MA Fen,
来源:城市道桥与防洪 年份:2005
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...
A Unique Heteronuclear Metal Organic Framework Based on Amino-acid and N-donor Ancillary Ligand:Synt
[期刊论文] 作者:FENG Xun,CHEN Hai-Peng,JIA Hong,MA Fen,ZHANG Dao-Ming,LI Zhong-Jun,
来源:黑龙江科技信息 年份:
本文通过对荣华二采区10...
[会议论文] 作者:Dake Zhang,Libin Deng,Sufang Ma,Fen Ji,Huiguo Ding,Changqing Zeng,
来源:2008病毒性肝炎成就与挑战国际研讨会(International Confernece on Viral Hepati 年份:2008
HBV deletion mutants complicate the progression of viral liver diseases.This study analyzed HBV sequences from 103 patients including 51 whole genomes and 70 preS clones.Among three hotspots we observ...
[期刊论文] 作者:李兴旭,YAN Gni-lan,马敏仙,MA Fen,黄冬燕,YANG Tao,,
来源:卫生软科学 年份:2008
社区美沙酮维持治疗对滥用阿片类物质成瘾者进行长期维持治疗,以减轻他们对阿片类物质的依赖和由此引起的疾病、死亡、违法犯罪等问题的社会负担,使阿片类物质成瘾者回归社会...
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