搜索筛选:
搜索耗时1.4409秒,为你在为你在102,285,761篇论文里面共找到 1,000 篇相符的论文内容
发布年度:
DYNAMICS OF LITTER DECOMPOSITION AND SEASONAL DYNAMICS OF PHOSPHORUS IN DECOMPOSED RESIDUA OF Calama
[期刊论文] 作者:WANG Shi-Yan,YANG Yong-Xing,
来源:中国地理科学 年份:2004
During the period of May to October in 1999, systematical studies were given to the rate of decomposition of Calamagrostis angustifolia litter, the phosphorus c...
[期刊论文] 作者:YANG Ming-hong,TANG Yuan-yan,
来源:生态经济(英文版) 年份:2004
The influence of the transfer payments from the central government to the local governments on the local governments efforts on taxation must be taken into cons...
[期刊论文] 作者:WANG Ge-Li,YANG Pei-Cai,
来源:大气和海洋科学快报 年份:2004
Most real-world time series have some degree of nonstationarity due to external perturbations of the observed system; external driving forces are the essential...
[期刊论文] 作者:YANG Xiao-sheng,ALDRICH Chris,
来源:中国有色金属学会会刊(英文版) 年份:2004
The effects of aeration rate and impeller speed on the concentrate sulfur grade and recovery for batch flotation of a complex sulphide ore were investigated. Th...
[期刊论文] 作者:JU Bing-feng,JU Yang,
来源:中国有色金属学会会刊(英文版) 年份:2004
Electrical conductivities of micron-scale aluminum wires were quantitatively measured by a four-point atomic force microscope (AFM) probe. This technique is a c...
[期刊论文] 作者:Yang Guangliang,Shen Chongyang,
来源:大地测量与地球动力学(英文版) 年份:2004
A gravity survey was conducted one month after the 2010 Yushu earthquake in the epicenter area.The cross-fault survey line was 500 km long,from Langqian county...
[期刊论文] 作者:Yang Weifang,Jonathon Li,
来源:大地测量与地球动力学(英文版) 年份:2004
Due to the conflict between huge amount of map data and limited network bandwidth,rapid transmission of vector map data over the Internet has become a bottlenec...
[期刊论文] 作者:YANG Liqing,LI Xunbo,
来源:武汉理工大学学报 年份:2004
Aiming at managing enterprise information, we have done research and development on enterprise information visual management system based on geographic informat...
Load Frequency Control of Area Power Systems With Multi-source Power Generation Based on Differentia
[期刊论文] 作者:WU Liang,YANG Jinming,
来源:中国电机工程学报 年份:2004
...
[期刊论文] 作者:CUI Baoshan,YANG Zhifeng,
来源:自然科学进展 年份:2004
Based on the related literature and the analysis of the relationship between wetland ecosystem and hydroperiod, the estimating and classifying methods of eco-en...
[期刊论文] 作者:吕杨,Lü Yang,
来源:港口科技 年份:2004
为了总结国内外对港口群的研究情况,通过研究这一领域积累的大量国内外文献,分析总结了港口群演化与整合的研究内容和研究方法.并在此基础上,提出对我国港口群发展与整合的建...
Analysis of the Correlation between the Geographical Distribution of Populus euphratica Oliv. and th
[期刊论文] 作者:Yinke YANG,Zhenglong YAN,
来源:农业科学与技术:英文版 年份:2004
[Objective] This research was to study the correlation regional climatic characteristics and changing geographic distribution of Populus euphratica Oily. (Sali-...
Coupled isomorphic substitution and exsolution of pyroxene, rutile, apatite and quartz in supersilic
[期刊论文] 作者:YANG Jiaxi,LIU Liang,
来源:科学通报 年份:2004
Dissolution of pyroxene in garnet at ultrahigh pressures produces supersilicic garnet with the coupled substitutions of SiⅥ + MⅥ= AlⅥ + AlⅥ and SiⅥ + NaⅧ=...
Soil Erosion under Different Land Use Types and Zones of Jinsha River Basin in Yunnan Province,China
[期刊论文] 作者:YANG Zisheng,LIANG Luohui,
来源:山地科学学报 年份:2004
Severe soil erosion in the middle and upper reaches of Yangtze River has been regarded as a major environmental problem. The on-site impact of soil erosion on a...
Joint probability distribution of winds and waves from wave simulation of 20 years (1989-2008) in Bo
[期刊论文] 作者:Xiao-chen YANG,Qing-he ZHANG,
来源:水科学与水工程 年份:2004
...
[期刊论文] 作者:Wang Zhiping,Yang Yuanyuan,
来源:中国焊接 年份:2004
With the modified Almen method, the forming and development process of residual stress in a thermal sprayed coating has been obtained. The test results identify...
[期刊论文] 作者:Wang Yongbiao,YANG Hao,
来源:中国科学D辑(英文版) 年份:2004
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:YANG Qunhui,Zhou Huaiyang,
来源:科学通报(英文版) 年份:2004
In order to evaluate bioturbation in sediments from the COMRA Polymetallic Nodule Area in the northeast tropical Pacific, excess 210Pb profiles in sediments cor...
[期刊论文] 作者:Yang Hongwei,XIE Zhenghui,
来源:自然科学进展 年份:2004
Soil moisture plays an important role in water and energy balance in land-atmospheric interaction, but is impacted directly by the groundwater table. Dynamic va...
Decoupling of surface and subsurface sutures in the Dabie orogen and a continent-collisional lithosp
[期刊论文] 作者:LI Shuguang,YANG Wei,
来源:科学通报 年份:2004
There are significant differences of Nd and Pb isotopic compositions between Mesozoic mafic igneous rocks from the North China Block (NCB) and the South China B...
相关搜索: