搜索筛选:
搜索耗时1.2956秒,为你在为你在102,285,761篇论文里面共找到 40 篇相符的论文内容
发布年度:
[期刊论文] 作者:Yijun Zhang,
来源:商业经济研究(百图) 年份:2021
This paper clarifies thestatus of Chinese agricultural product trade through the calculation of Chinese agricultural product trade competitive advantage index for a total of 21 years from 1999 to 2019....
[期刊论文] 作者:Xiushu QIE,Yijun ZHANG,
来源:大气科学进展:英文版 年份:2019
Atmospheric electricity research has been conducted actively in China,having profited from the development and application of high temporal and spatial resoluti...
Generation of a Novel Stable Cell Line Producing High Levels of Lamivudine-Resistant Hepatitis B Vir
[会议论文] 作者:Yijun Zhang,Jiming Zhang,
来源:14th international symposium on viral hepatitis and liver di 年份:2012
...
[会议论文] 作者:Xu Yijun,Zhang Xun,
来源:中华医学会第十次全国胸心血管外科学术会议暨第20届亚洲胸心血管外科医师协会年会(ATCSA 2010 BEIJING) 年份:2010
...
[会议论文] 作者:Yang Zhao,Yijun Zhang,
来源:第九届国际气象学和大气科学协会科学大会 年份:2005
...
[期刊论文] 作者:Zou, Wenjie, Cao, Yijun, Zhang,
来源:矿业科学技术学报:英文版 年份:2013
The objective of this paper is to evaluate the coal petrology characteristics of slack middlings(13–0.5 mm)of dense media separation and flotation middlings fr...
[期刊论文] 作者:Huaming ZHANG,Yijun ZHANG,Weit,
来源:大气科学进展:英文版 年份:2019
The spectra with wavelength range of 390 nm to 660 nm of triggered lightning were observed in Guangdong Area using a slitless spectrograph. The characteristics...
Assimilation of Total Lightning Data Using the Three-Dimensional Variational Method at Convection-Al
[期刊论文] 作者:Rong ZHANG,Yijun ZHANG,Liangta,
来源:黑龙江科技学院学报 年份:2017
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:BAI YiJun,ZHANG PingZhong,GAO,
来源:中国科学:地球科学英文版 年份:2017
We explored a time series of the Asian summer monsoon(ASM) variability during the transition period from the middle to the late Holocene in the marginal Asian m...
Assimilation of Total Lightning Data Using the Three-Dimensional Variational Method at Convection-Al
[期刊论文] 作者:Rong ZHANG,Yijun ZHANG,Liangta,
来源:气象学报:英文版 年份:2017
A large number of observational analyses have shown that lightning data can be used to indicate areas of deep convection. It is important to assimilate observed...
Stability and output feedback stabilization for systems with Markovian switching and impulse effects
[期刊论文] 作者:Shen CONG,Yun ZOU,Yijun ZHANG,
来源:控制理论与技术:英文版 年份:2010
We investigate the exponential stability in the mean square sense for the systems with Markovian switching and impulse effects.Based on the statistic property o...
[期刊论文] 作者:Dong ZHENG,Yijun ZHANG,Qing ME,
来源:大气科学进展:英文版 年份:2016
这研究在 200112 期间在华南检验了闪电活动和它的关系到降水和对流可得到的势能(披肩) ,基于从广东闪电地点系统,测量使命卫星的热带降雨,和时代过渡期间数据集的数据。高闪电......
[期刊论文] 作者:He Ping Guan Yijun Zhang Xiong,
来源:中国工程科学:英文版 年份:2009
Sutong 桥牌一个世界记录 000 m 在中国在长江河口区域构造了的有它超过 1 的主要跨度的留下来电缆线的桥牌,与复杂 hydrologic 条件和差的 geotechnical 条件并且因此在一个...
[期刊论文] 作者:Qie Xiushu,Zhang Yijun,Zhang Q,
来源:黑龙江科技学院学报 年份:2006
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...
Semantic-Oriented Sentiment Classification for Chinese Product Reviews: An Experimental Study of Boo
[期刊论文] 作者:YE Qiang,LI Yijun,ZHANG Yiwen,
来源:清华大学学报(英文版) 年份:2004
Sentiment classification is an automatic opinion classification method to classify the product reviews on web into positive or negative opinions to help consume...
Semi-Idealized Modeling of Lightning Initiation Related to Vertical Air Motion and Cloud Microphysic
[期刊论文] 作者:Fei WANG,Yijun ZHANG,Dong ZHEN,
来源:黑龙江科技学院学报 年份:2017
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:GUO Yanyou,HOU Yijun,ZHANG Chu,
来源:黑龙江科技学院学报 年份:2012
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...
[会议论文] 作者:Fengxia Guo,Yijun Zhang,Muhong Yan,
来源:第九届国际气象学和大气科学协会科学大会 年份:2005
...
Land-offshore contrast of lightning activity and its relation to precipitation and CAPE in South Chi
[会议论文] 作者:Dong Zheng,Yijun Zhang,Qing Meng,
来源:第一届中国大地测量和地球物理学学术大会 年份:2014
We investigate the land-offshore contrast in lightning activity and its relation to precipitation and convective available potential energy (CAPE) in South China from 2001 to 2012,using the from the G...
Climatology of Lightning Activity in South China and Its Relationships to Precipitation and Convecti
[期刊论文] 作者:Dong ZHENG,Yijun ZHANG,Qing MENG,Luwen CHEN,Jianru DAN,
来源:黑龙江科技信息 年份:2016
本文通过对荣华二采区10...
相关搜索: