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[期刊论文] 作者：XU Ai-guo,
来源：理论物理通讯 年份：2004
We investigate the scattering process of impulse in vertical granular chain with light impurities. When the perturbation is weak, the quantities describing the...
[期刊论文] 作者：Qin Xu,
来源：大气科学进展 年份：2004
In the cost function of three- or four-dimensional variational data assimilation, each term is weighted by the inverse of its associated error covariance matrix...
[期刊论文] 作者：Jing XU,
来源：中国科学A辑（英文版） 年份：2004
In this paper we give a classification of the orientable regular embeddings of Qn for n = 2m with m odd. Actually we prove that the known examples given by Kwon...
Nitric oxide:A potential key point of the signaling network leading to plant secondary metabolite bi
[期刊论文] 作者：Xu Maojun,
来源：自然科学进展（英文版） 年份：2004
The endogenous signaling network of plants plays important roles in mediating the exogenous factor-induced biosynthesis of secondary metabolites.Nitric oxide (N...
[期刊论文] 作者：Wang Xu,
来源：固体力学学报（英文版） 年份：2004
This investigation presents the Green functions for a decagonal quasicrystalline material with a parabolic boundary subject to a line force and a line dislocati...
[期刊论文] 作者：Jing-shi XU,
来源：中国科学A辑（英文版） 年份：2004
The boundedness in Lebesgue spaces for commutators generated by multilinear singular integrals and RBMO(μ) functions of Tolsa with non-doubling measures is obt...
[期刊论文] 作者：Yong-jia XU,
来源：中国科学A辑（英文版） 年份：2004
In this paper, the stability properties, the endpoint behavior and the invertible relations of Cauchy-type singular integral operators over an open curve are di...
[期刊论文] 作者：XU Yunge,
来源：中国科学A辑 年份：2004
Given a finite dimensional special biserial algebra A with normed basis we obtain the dimension formulae of the first Hochschild homology groups of A and the ve...
[期刊论文] 作者：XU Tingdong,
来源：自然科学进展（英文版） 年份：2004
This paper is a summary of the research progress made by the author in the study of non-equilibrium grain-boundary segregation and intergranular embrittlement d...
Photophysical properties of a new ternary europium complex with 2-thenoyltrifluoroacetone and 5-nitr
[期刊论文] 作者：XU Cunjin,
来源：稀土学报（英文版） 年份：2004
A ligand,5-nitro-1,10-phenanthroline(phenNO2),was synthesized.Its Eu(Ⅲ) complex with 2-thenoyltrifluoroacetone(HTTA) was prepared and characterized by elementa...
[期刊论文] 作者：XU Yigang,
来源：中国科学D辑（英文版） 年份：2004
The distribution of trace elements in the upper mantle has been discussed on the basis of the trace element abundances in bulk rocks and constituent minerals of...
[期刊论文] 作者：XU Fu-qiang,
来源：浙江大学学报A（英文版） 年份：2004
The author applied extended BCF/BCFW rules with fermions to a set of simple electroweak processes in colliders. In such processes, there are two electroweak cha...
Deformation Localization and Shear Fracture of a Rapidly Solidified Al-Fe-V-Si Alloy at Elevated Tem
[期刊论文] 作者：Yongbo XU,
来源：材料科学技术学报（英文版） 年份：2004
The tensile and fatigue behavior of a dispersoid strengthened, powder metallurgy Al-Fe-V-Si alloy at ambient and elevated temperatures was investigated. The res...
[期刊论文] 作者：Zeshui Xu,
来源：系统工程与电子技术 年份：2004
Group decision making problems are investigated with uncertain multiplicative linguistic preference relations.An unbalanced multiplicative linguistic label set...
[期刊论文] 作者：XU Xiao-hu,
来源：中国安全生产科学技术 年份：2004
笔者介绍了危险货物道路运输的现状和特点,阐述了进行流动危险源事故后果分析的必要性,提出了流动危险源运动时毒气泄漏事故伤害模型,并利用该模型进行了数值模拟,证明该模型...
[期刊论文] 作者：XU Jin-xiang,
来源：北京理工大学学报（英文版） 年份：2004
The operational principle, the impulse force and terminal guidance laws of terminal correction mortar projectiles(TCMP) are researched in this paper, by using t...
Discussion on the relationship between longitudinal cracks and alignment of subgrade in permafrost r
[期刊论文] 作者：AnHua Xu,
来源：寒旱区科学（英文版） 年份：2004
At present, embankment longitudinal cracks are a major problem in highways through permafrost regions, and seriously affect raffie safety and the normal operati...
[期刊论文] 作者：XU Jing-lin,
来源：水运工程 年份：2004
在分析钢管桩沉桩施工相关文章的基础上,结合曹妃甸原油码头一期工程钢管桩沉桩施工,介绍超长大直径、超重钢管桩沉桩施工工艺和管理要领,并对关键技术进行了深入探讨,其施工...
Sediment transferring function of the lower reaches of the Yellow River influenced by drainage basin
[期刊论文] 作者：XU Jiongxin,
来源：中国科学D辑（英文版） 年份：2004
Sediment transferring function (Fs) of rivers is defined and indexed in this study, based on the concept of sediment budget at river reach scales. Then, study i...
[期刊论文] 作者：XU Zhi-ya,
来源：山西医科大学学报 年份：2004
With the popularity of English in China, much importance has been attached to younger English learners. Although much research has been done in this area, the a...
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