secti相关论文
为研究广义布朗单在d>4且满足一般条件下的截口常返性,基于方差测度函数等高线上的点所对应的t轴纵坐标,利用数学归纳法定义指标集......
The dynamical properties of Rydberg hydrogen atom near a metal surface are presented by using the methods of phase space......
This paper describes a model of a 3.06km long river reach between two small reservoirs under both open flow and ice cove......
Here we describe the case of a 4-mo-old female who died suddenly without any apparent cause that was initially mistaken ......
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2-DConductorCrossSectionReconstructionviaAmplitudesofBackscatteredFieldinNearRegionsYuChunyang, DongXiaolong & Wang......
The evolution of morphology of pearlite and crystallographic texture of ferrite matrix in fully pearlitic steels during ......
The present study theoretically explored the feasibility of the capillary method for measuring near-infrared (NIR) spect......
Upper Carboniferous-Lower Permian volcanic event deposits from two cross sections in Nanpiao, Liaoning Province, and th......
Mechanism of Varve Formation and Paleoenvironmental Research at Lake Bolterskardet, Svalbard, the Ar
On the basis of observation of thin sections and 137Cs data, laminations in sediment are interpreted to be varves in Bol......
Variations of organic carbon isotopic composition and its environmental significance during the last
A high-resolution loess section in the western Chinese Loess Plateau, Yuanbao Section, was sampled for organic carbon is......
This paper presents an analysis of the changes of the longitudinal and lateral profiles in the meander- ing reach of the......
AIM: To establish an association between the presence of metabolic syndrome and the development of gallstone disease. ME......
Early Cambrian carbon isotope stratigraphy in the Tarim Basin and a correlation with the Yangtze Pla
Carbon isotope chemostratigraphy has been used worldwide for stratigraphic correlation.In this study,δ13Ccarb values ar......
Objective To investigate the expression of Survivin mRNA in lung cancer tissue microarray (TMA) by fluorescence in situ ......
To identify sociodemographic characteristics and risk factor of Demodex infestation,756 students aged 13-22 years in Xi......
The kinematical characteristics and thermophoretic deposition of inhalable particles with the diameters of 0-2.5μm (her......
AIM: To investigate the neuropathology of the brain in a rare case of remission following diagnosis of progressive multi......
The Tanggula (唐古拉) thrust system and the Tuotuohe (沱沱河) foreland basin,which represent major Cenozoic tectonic uni......
The aging of the population is one of the most signifi-cant challenges of the 21stcentury .It has been esti mated thatby......
A study of the behaviour of constructional cold-formed stainless steel beams at elevated temperatures was conducted in t......
A software code based on SOLA-VOF algorithm is developed for numerical simulation of mold filling of semi-solid metals.T......
Th/233U fuel cycle is a potential material for nuclear energy development. In the framework of studies concerning new fu......
Since Polythene (CH2)n is only composed of carbon and hydrogen nuclides, it is an ideal neutron slowing-down material. I......
The fusion hindrance,which is also denominated by the term extra-push,is studied on mass-symmetric systems by the use of......
A quasi-synoptic interpretation of water mass distribution and circulation in the western North Paci
Using the data of conductivity-temperature-depth (CTD) intensive observations conducted during Oct.-Nov.2005,this study ......
OBJECTIVE:To study the effects of hydroxy safflower yellow A(HSYA) on tumor capillary angiogenesis in transplanted human......
Zero-watermark technique,embedding watermark without modifying carriers,has been broadly applied for copyright protectio......
By studying different compressive strengths and changes in the characteristics of rocks,five variables were selected to ......
Deep large span cut holes are difficult to stabilize. The 7801 cut hole in the Lu’an Wuyang Mine was used as this proje......
为研究主跨1 400m斜拉桥在80m·s-1检验风速下的抗风性能,在风洞中进行了法向风和斜风下的节段模型试验,确定了气动控制措施与改良......
目的:探讨舌咽神经、迷走神经和副神经的走行和毗邻关系,为影像学诊断及临床开展该区手术提供形态学依据.方法:利用36例成尸头部连......
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An accelerator-driven subcritical system(ADS)is driven by an external spallation neutron source,which is generated from ......
介绍了参数曲线的现有逐点生成算法,并在此基础上提出了一个新的分段步长生成参数曲线的算法,对所绘制的曲线的每段分别使用不同的......
针对长悬臂板、大肋间距的单箱单室横截面,以余弦函数为剪滞翘曲位移函数,利用截面的静力平衡条件,推导出计算剪力滞效应时假定截......
针对高速列车铝合金车体断面结构复杂、设计周期长和建模效率低等特点,提出了一种基于特征的高速列车铝合金车体断面参数的建模方......
STUDY ON PRENEOPLASTIC LESIONS IN THE LIVER OF RATS TREATED WITH DIETHYLNITROSAMINE FOLLOWED BY PHEN
SD rats were initiated with 10 mg/kg DENA by I.P.injection 18-24 hrs after a 70% hepatectomy(PH).One weeklater,0.05% phe......
文章主要分析了火灾时钢构件的性能变化,导致其发生破坏的基本原因,并最后介绍了钢结构防火的几种保护方法.......
本软件采用有限元法和截面法相结合,首先求出各种约束、各种荷载随机组合作用下的弯矩和剪力的理论计算公式.其次,采用C++Builder6......
以某一主跨688m的海港大桥为例，通过节段模型风洞试验研究栏杆缘石构造对箱形主梁颤振稳定性的影响。风洞试验结果表明，与连续的缘石......
以可靠性、灵活性和经济性为前提,分析了一座特大型矿井井下电气负荷的情况,确定了井下电气系统的主接线形式和设备选型,并对井下......
该文对秀山西门桥改造工程采用的截面转换加固技术进行了模型试验及实桥静载试验研究。首先制作了加固前后桥梁结构的1:5缩尺模型,......
采用有限元数值计算方法分析了矩形和圆形烟风道在强度方面的特点，在考虑自重和内压载荷的情况下比较了二者在加固肋选型上异同。结......
对圆轴扭转时的扭矩大小及方向的正确判定非常重要，也是校核其强度及刚度的关键。扭矩的大小可由外力偶矩求得，即为所选取部分所有外......
在G-凸空间中证明了一些新的KKM型定理．作为应用，在G-凸空间中得到了一些新的匹配定理和截口定理，所得结果改进和推广了[2，3，7]中的相关......
研究截口上的奇异积分高阶交换子H^mbf（xz），利用截口F关于核的ki（x，y）估计，在一定假设下得到了H^mbf的Sharp极大函数估计和加权弱（1，1）型估计......
针对转换梁上不同的剪力墙墙肢截面高度,采用ANSYS软件对框支剪力墙结构在竖向荷载作用下进行有限元分析,研究了转换梁截面弯矩与......
为方便实用，研究了火灾下铜管混凝土柱截面温度场的简化计算方法。首先，编制了有限差分法的数值计算程序来计算火灾下钢管混凝土柱的......
对巡视检查过程中各对象重新定义和抽象,将大坝工程中的检查内容进行分类并具体化,为后期的数据查询、数据分析、数据统计等操作提......
提出了基于截面法的计算行星齿轮变速箱中闭锁离合器摩擦力矩的方法，用它可以便地确定离合器的载荷，为设计离合器提供了必要的依据。......
