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[会议论文] 作者：Bai Zhen-Peng,Li Yan-feng,
来源：2017年世界交通运输大会 年份：2017
Fire scenarios of urban long straight underground tunnel have been studied.The large eddy simulation method is used to calculate the length of near field of fire source,which is related to smoke contr...
[期刊论文] 作者：ZHANG Wen-jun,LI Yan-feng,TANG,
来源：煤炭学报：英文版 年份：2012
...
Tomato Yield and Quality and Emitter Clogging as Affected by Chlorination Schemes of Drip Irrigation
[期刊论文] 作者：LI Jiu-sheng,LI Yan-feng,ZHANG,
来源：农业科学学报：英文版 年份：2012
Chlorination has been recognized as an efficient and economically favorable method for treating clogging in drip emitters caused by biological growth during sew...
Effects of Chlorination on Soil Chemical Properties and Nitrogen Uptake for Tomato Drip Irrigated wi
[期刊论文] 作者：LI Yan-feng,LI Jiu-sheng,ZHANG,
来源：农业科学学报：英文版 年份：2014
Chlorination is usually an economical method for treating clogging in drip emitters during sewage application. Appropriate assessment of the responses of soil a...
[期刊论文] 作者：Jiang Ji-hai,周志华,Li Yan-feng,
来源：气象水文海洋仪器 年份：2004
在稳定空气流的作用下,风速计转速和风速呈一定的线性关系(即风速计的静态特性).通过风洞实验,总结出风杯回转半径和风杯切口面积如何影响风速计的静态特性,为今后设计其它类...
Tomato Yield and Quality and Emitter Clogging as Affected by Chlorination Schemes of Drip Irrigation
[期刊论文] 作者：LI Jiu-sheng,LI Yan-feng,ZHANG,
来源：农业科学学报（英文版） 年份：2004
Chlorination has been recognized as an efficient and economically favorable method for treating clogging in drip emitters caused by biological growth during sew...
[期刊论文] 作者：HUANG Cheng-geng,LI Yan-feng,L,
来源：东华大学学报（英文版） 年份：2004
...
[期刊论文] 作者：HAN Xiao-meng,LI Yan-feng,LIU,
来源：东华大学学报（英文版） 年份：2014
...
Tomato Yield and Quality and Emitter Clogging as Affected by Chlorination Schemes of Drip Irrigation
[期刊论文] 作者：LI Jiu-sheng,LI Yan-feng,ZHANG,
来源：城市道桥与防洪 年份：2012
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...
[期刊论文] 作者：LI Yan-feng,ZHUO Ye-hong,BI We,
来源：中华医学杂志（英文版） 年份：2004
Background The cell layer of the ciliary epithelium is responsible for aqueous humor secretion and maintenance.Ion channels play an important role in these proc...
[期刊论文] 作者：ZHENG Bo,LI Yan-feng,HUANG Hon,
来源：东华大学学报（英文版） 年份：2004
...
Effect of Nb on plasticity and oxidation behavior of TiA1Nb intermetallic compound by density functi
[期刊论文] 作者：LI Yan-feng,XU Hui,SONG Zhao-q,
来源：中南大学学报（英文版） 年份：2004
Based on the pseudo potential plane-wave method of density functional theory(DFT),Ti1-xNbxA1(x=0,0.062 5,0.083 3,0.125,0.250)crystals geometry structure,elastic...
Effects of Chlorination on Soil Chemical Properties and Nitrogen Uptake for Tomato Drip Irrigated wi
[期刊论文] 作者：LI Yan-feng,LI Jiu-sheng,ZHANG Hang,,
来源：Journal of Integrative Agriculture 年份：2014
Chlorination is usually an economical method for treating clogging in drip emitters during sewage application. Appropriate assessment of the responses of soil a...
Wetting patterns and bacterial distributions in different soils from a surface point source applying
[期刊论文] 作者：WEN Jie,LI Jiu-sheng,LI Yan-feng,,
来源：Journal of Integrative Agriculture 年份：2016
Understanding bacterial transportation in unsaturated soil is helpful for reducing and avoiding pathogenic contamination that may be induced by irrigation with...
Effects of Drip System Uniformity and Irrigation Amount on Water and Salt Distributions in Soil Unde
[期刊论文] 作者：GUAN Hong-jie,LI Jiu-sheng,LI Yan-feng,,
来源：Journal of Integrative Agriculture 年份：2013
The dynamics of water and salt in soil were monitored in the 2010 and 2011 growing seasons of cotton to evaluate the salinity risk of soil under drip irrigation...
[期刊论文] 作者：LI Yan-feng,ZHUO Ye-hong,BI We,
来源：中华医学杂志（英文版） 年份：2008
Background The cell layer of the ciliary epithelium is responsible for aqueous humor secretion and maintenance.Ion channels play an important role in these proc...
[会议论文] 作者：WU Hua,LI Yan-feng,Ren Chao-fa,
来源：CPS/SEG北京2009国际地球物理会议 年份：2009
面波噪音是地震反射资料中的主要噪音，如何有效去除面波及残余面波干扰一直是去噪处理工作中的重点问题。本文提出了一种基于观测系统变换的“十字交叉法”去面波技术，分析了应......
[会议论文] 作者：Fei Li,Yan-Feng Zhu,Jing-Yao Chen,
来源：2016第九届世界癌症大会 年份：2016
To explore the effect of soy isoflavones on the proliferation of CRPC cell line VCaP.The proliferation was detected by CCK-8 assay,and there cycle by flow cytometry....
[期刊论文] 作者：LI Yan-feng,HU Ming-lie,CHAI Lu,WANG Ching-yue,
来源：黑龙江科技信息 年份：2006
本文通过对荣华二采区10...
Effect of Nb on plasticity and oxidation behavior of TiA1Nb intermetallic compound by density functi
[期刊论文] 作者：LI Yan-feng,XU Hui,SONG Zhao-quan,MA Song-shan,
来源：中南大学学报（英文版） 年份：2010
Based on the pseudo potential plane-wave method of density functional theory(DFT),Ti1-xNbxA1(x=0,0.062 5,0.083 3,0.125,0.250)crystals’ geometry structure,elast...
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