搜索筛选:
搜索耗时1.6961秒,为你在为你在102,285,761篇论文里面共找到 278 篇相符的论文内容
发布年度:
[期刊论文] 作者:Xian Xu,
来源:计算机科学技术学报(英文版) 年份:2004
In the study of process calculi, encoding between different calculi is an effective way to compare the expressive power of calculi and can shed light on the ess...
[期刊论文] 作者:XIAN Jun,
来源:浙江大学学报A(英文版) 年份:2004
In this paper, we mainly pay attention to the weighted sampling and reconstruction algorithm in lattice-invariant signal spaces. We give the reconstruction form...
[期刊论文] 作者:Yao Xian,
来源:中国新药杂志 年份:2004
目的:研究舒血宁注射液(静脉注射用) 对整体动物血液 流变学和血栓形成的影响。方法:在“血淤”(高血液粘滞度)模型 大鼠进行血液流变学以及在整体大鼠进行由电刺激所致血栓形成的......
Decreased expression of β-nerve growth factor correlated with histological changes in a cryptorchidi
[期刊论文] 作者:XIAN Hua,XIAN Yun,JIANG Chun-y,
来源:中华医学杂志(英文版) 年份:2004
Background Nerve growth factor (NGF) is well-known for its important role in the development and maintenance of the nervous system.Along with its neurotrophic...
[期刊论文] 作者:FANQuan-Lin FENGXue-Shang XIAN,
来源:理论物理通讯:英文版 年份:2004
Explosive events have been observed to occur consecutively in bursts at intermittent locations along theboundary near the opposite polarity. The aim of the pres...
[期刊论文] 作者:Xian Liu,LIU An,
来源:光通信技术 年份:2004
Provisioning of the WDM optical networks has been a challenge problem because it involves both the physical topology and the logical topology. In addition, the...
[期刊论文] 作者:Ming Xian Fan,
来源:中国农技推广 年份:2004
硫作为植物必需营养元素,在中国农业的迅猛发展中起到了重要作用,但土壤缺硫正在成为中国农业可持续发展的限制因子之一.为此,国际硫研究所在中国开展了平衡施硫项目,取得了...
[期刊论文] 作者:ChaoWang GuoquanLiu YaSun Xian,
来源:北京科技大学学报:英文版 年份:2004
Behaviors of the quasi-steady state grain size distribution and the corresponding topological relationship were investigated using the Ports Monte Carlo method...
[期刊论文] 作者:LI Chuan-liang,XIAN Li-dong,
来源:新疆石油地质 年份:2004
This paper presents two methods for easy determination of water influx in reservoirs based on the material balancetheory of reservoirs,I.e.,the Net Production V...
[期刊论文] 作者:XIAN Yong,LI Gang,
来源:兵工学报(英文版) 年份:2004
The strap-down inertial navigation system (SINS) error of ballistic missile is generated by the mutual influence of gyroscope and accelerometer, and the recursi...
[期刊论文] 作者:Song LI,Jun XIAN,
来源:中国科学A辑 年份:2004
Biorthogonal multiple wavelets are generated from refinable function vectors by using the multiresolution analysis. In this paper we provide a general method fo...
Consumptive ecological footprint and productive ecological footprint:a modification on ecological fo
[期刊论文] 作者:XlONG Deguo,Xian Xuefu,
来源:重庆大学学报 年份:2004
Ecological footprint theory and its application achievements in global and regional sustainable development systems are studied by consulting the published lite...
RELATION OF BODY WEIGHT AND FOOD CONSUMPTION TO METABOLIC RATE OF JUVENILE JAPANESE SEA BASS,LATEOLA
[期刊论文] 作者:XIAN Wei-wei,ZHU Xin-hua,
来源:中国海洋湖沼学报(英文版) 年份:2004
The metabolic rate of Japanese sea bass, Lateolabrax japonicus (C & V), was estimated in laboratory at temperature 25.2±0.5℃. The fresh weight of the fish was...
[期刊论文] 作者:杨娴,Yang Xian,
来源:亚太传统医药 年份:2004
目的:加强孕产妇的系统管理,及时纠正与处理各种不良因素,预防妊娠期缺铁性贫血,减少产妇和围产儿的死亡率和病残率.方法:对150名(22~30岁)孕妇进行血常规检测,并对四项指标(W...
[期刊论文] 作者:XIAN Liang ZHANG You-ming WEI,
来源:合成化学 年份:2004
Thiourea compounds are excellent agents of bioactive substance. A number of biological activities are associated with substituted thiourea derivatives. A survey...
[期刊论文] 作者:Chen Tao,Liu Xian li,
来源:高技术通讯(英文版) 年份:2004
...
Reservoir information extraction using a fractional Fourier transform and a smooth pseudo Wigner-Vil
[期刊论文] 作者:Wang Zhu-Wen,Wang Xiao-Li,Xian,
来源:应用地球物理(英文版) 年份:2004
...
[期刊论文] 作者:Yu Zhengtao,Xian Yantuan,Tian,
来源:中国通信 年份:2004
We propose a method that can achieve the Naxi-English bilingual word automatic alignment based on a log-linear model.This method defines the different Naxi-Engl...
Alternative splicing and expression of the insulin-like growth factor (IGF-1) gene in osteoblasts un
[期刊论文] 作者:XIAN Chengyu,WANG Yuanliang,ZH,
来源:科学通报(英文版) 年份:2004
Insulin-like growth factor 1 (IGF-1) promotes osteoblasts differentiation and bone formation,and its expression is induced by mechanical stretch,thus IGF-1 has...
[期刊论文] 作者:Hao-Dong Zhu,Hong-Chan Li,Xian,
来源:电子科技学刊 年份:2004
Feature selection is one of the important topics in text classification. However, most of existing feature selection methods are serial and inefficient to be ap...
相关搜索: