单项选择　　　　( )1．—Look at_______girl under the big tree．Is she Mrs Black’s daughter?　　—Yes，she is．　　A．a B．an C．th......

Iterative ILU factorizations are constructed,analyzed and applied as preconditioners to solve both linear systems and ei......

The Chedaren ravine belongs to high-prone areas of debris flow in Jilin Province,which threaten the local people’s life......

One of the most hotly debated and frontal issues in paleoanthropology focuses on the origins of modern humans. Recently,......

Osteogenesis imperfecta(OI) is a rare inherited connective tissue disorder caused by mutation of collagen which results ......

An intramolecular nucleophilic substitution of carbon anion to cyclic sulfate was first employed in asymmetric synthesis......

2M NaCl-insoluble fraction of rat ventral prostatechromatin(residual proteins)contain proteins able tointeract specifica......

The method of fitting damage probability curves of laser-induced damage is introduced to investigate the laser-condition......

In order to verify the properties of the light propagating through a gradient-index(GRIN) fibre probe for optical cohere......

A multituberculate skeleton from the Lower Cretaceous Yixian Formation at Dawangzhangzi, Lingyuan City, Liaoning Provinc......

The Early Cambrian Haikouichthys and Haikouella have been claimed to be related to contribute in an important way to our......

More than 20 K-bentonite beds were discovered from the Wufeng Formation and the lowest Longmaxi Formation in two section......

Atomically thin two-dimensional(2D) layered materials have potential applications in nanoelectronics, nanophotonics, and......

目的 概率评估上海市非伤寒沙门菌(以下简称“沙门菌”)感染的流行病学负担,为上海市食源性疾病的防控提供决策依据.方法 随机抽取......

地方综合性大学医学教育管理体制改革的出发点是为了整合临床资源，避免基础与临床割裂，实现基础与临床有机结合，不断提高医学教育质量......

学生对教师的课堂教学质量评价，是检验与保障教学质量的一种重要手段，已经在高校广泛推行，但却备受争议。本文以某医学高校教师教学质......

An unsaturated clay slope, with various sloping angles and a thickness of 14 m, consists of backfill, slope soil and res......

This paper examines the changing climatic scenarios and the associated effects on livestock farming in the arid lands(AS......

Laser-Doppler flowmetry was employed in the observation of regional cortical blood flow (rCBF) after experimental subara......

AIM: Hepatic fibrogenesis has close relation with hepatic stellate cells (HSC)and tissue inhibitors of metalloproteinase......

This paper introduces a novel clutter power model of coastal compound and deduces the statistic characteristics and the ......

Due to the progressive aging of the hepatitis C virus(HCV) population which have acquired the infection during its maxim......

The self-similar is a common phenomena arising in the field of geology.It has been shown that geochemical element data,m......

The two bands of O_1 (~1Δ_g) dimer, whose peak wavelengths are 703 and 634nmrespectively, were first observed by Arnol......

Molecular mechanics(MM) and the gradually reduced size(GRS) techniques were used to construct the crystalline poly-p-xyl......

Objective To investigate genomic variations of two Chinese Yersinia pestis isolates that were isolated from different pl......

In this work two different fluorochromes(Alexa 594 and Alexa 680) are conjugated to the same monoclonal antibody(Cetuxim......

Abstract It has been discovered that the adhesion between tumor cells and surrounding microenvironment associates withdr......

The feedforward and feedback control strategy of water flowrate based on the analysis of thermal process in water coolin......

Purpose: To report a case of a Trabeculectomy associated to an Ahmed implant and intraocular tamponade with silicone oi......

The quenching interaction of atomoxetine(ATX) with bovine serum albumin(BSA) was studied in vitro under optimal physiolo......

The commercial market of Sn–Pb solder is gradually decreasing due to its toxicity,calling for Pb-free substitute materi......

In order to match the capacity of wave power generation equipment with the magnitude of wave force, it is necessary to ......

The Singhbhum craton of the eastern India consists of the Singhbhum Granite Complex(SGC)and the Chotanagpur Gneissic Com......

The Kop ophiolite in NE Turkey is a fragment of Neo-Tethyan forearc.It can be mainly divided into a paleo-Moho transitio......

In this paper, we re-formalize the security notions of universal designated multi verifier signature (UDMVS) schemes. Th......

Efficiency and fairness are two crucial issues to be considered for resource alloca- tion in multi-user wireless network......

From the insurer’s point of view,this paper studies the optimal investment and proportional reinsurance in the Sparre A......

为更准确地预报洪水发生概率,针对传统雨量不确定性计算方法中相对误差估计不准确的问题,将独立同分布中心极限定理引入降雨不确定......

一、The Situation And Function Teaching Method And The ways To Carry It Out　　The Situation and Function Teaching Metho......

This paper presents a copula technique to develop time-variant seismic fragility curves for corroded bridges at the syst......

【Abstract】This paper presents an analysis of a statue of Deng Xiaoping completed in 2000. The analysis in this paper m......

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......

本文采用文献复习、档案查阅的方法,分析了西方医学课程体系对我国医学教育的影响.20世纪初,美国医学课程体系对我国早期的医学课......

将高斯混合概率假设密度算法(Gaussian mixture probability hypothesis density algorithm,GMPHDA)成功应用于多雷达组网跟踪检测......

建立了时不变双量子阱系统状态转换的概率模型,量化分析了背景电荷对量子元胞自动机(QCA)择多逻辑门的影响。仿真结果表明,决策元......

背景电荷是影响两点量子元胞自动机电路可靠性的一个重要因素.为了量化分析不同区域内背景电荷对两点量子元胞自动机信息正确传输......

对于什么是中国特色社会主义,其内涵应该如何把握,多年来学术界从不同角度对这一问题有众多探讨,并已获得大量成果。武汉大学梅荣......

(3.0±1.8)d,较对照组(5.0±2.0)d短,差异有统计学意义(t=7.4,P...

使用Hodge分解得到了下列结果:若f∈W10,n(1-ε)(Ω,Rn),n＞33为Beltrami方程组(1)的广义解,并且ε＜1/4×104logn(a/b)n/2,这里a与b来......