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AIM: To investigate visceral fat accumulation in association with the risk of small bowel angioectasia.METHODS: We retro......
Germanium nanoislands grown by radio frequency magnetron sputtering: Annealing time dependent surfac
Structural and optical properties of ～ 20 nm Ge nanoislands grown on Si(100) by radio frequency (rf) magnetron sputtering......
Cohort Studies on Cancer Mortality Among Workers Exposed Only to Chrysotile Asbestos: a Meta-analysi
Objective To determine whether there was excessive risk of cancer among workers exposed to chrysotile fiber alone by a......
Effect of Si δ-Doping on the Linear and Nonlinear Optical Absorptions and Refractive Index Changes i
In the framework of effective mass approximation,we theoretically investigate the electronic structure of the Si S-doped......
The legal confirmation process of women's human rights has been undergoing great difficulties both in the United Nations......
Natural ventilation performance of single room building with fluctuating wind speed and thermal mass
Natural ventilation is driven by either buoyancy forces or wind pressure forces or their combinations that inherit stoch......
AIM: To evaluate the accuracy of automated blood cell counters for ascitic polymorphonuclear (PMN) determination for: (1......
Adverse events with bismuth salts for Helicobacter pylori eradication:Systematic review and meta-ana
AIM: To assess the safety of bismuth used in Helico- bacter pylori (H pylori) eradication therapy regimens. METHODS: We ......
Losartan to prevent hyperenzymemia after endoscopic retrograde cholangiopan-creatography: A randomiz
AIM: To study if the angiotensin Ⅱ receptor blockers (ARB) losartan counteracts pancreatic hyperenzymemiaas measured 24......
OBJECTIVE:Epidemiologic findings are inconsistent concerning the association of endometrial cancer risk with cigarette s......
Grey Relation between Nonlinear Characteristic and Dynamic Uncertainty of Rolling Bearing Friction T
The rolling bearing friction torque which is characterized by its uncertainty and nonlinearity affects heavily the dynam......
There is no doubt that English is a difficult course for most vocational college students,and many English teachers have......
Objective:MnSOD plays a vital role in carcinogenesis,partly in that it converts superoxide radical to oxygen and hydroge......
Instructions were developed for statistical analysis of the laboratory fatigue data step-by-step. Practical cases for so......
Association of a single nucleotide polymorphism at 6q25.1, rs2046210, with endometrial cancer risk a
A recent genome-wide association study identified a new susceptibility locus for breast cancer, rs2046210, which is a si......
To estimate the angle of arrivals (AOA) of wideband chirp sources, a new time-frequency algorithm is proposed. In this m......
AIM: To investigate associations between the IL-17 rs2275913 G>A and rs763780 T>C polymorphisms and susceptibility to ga......
Oesophageal cancer affects more than 450000 people worldwide and despite continued medical advancements the incidence of......
In this paper,we consider the consensus problem of a group of general linear agents with communication and input delays ......
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......
Two approaches to synthesize silicon-based catalytic structures that aim at capturing the properties and functionalities......
提出一种基于似然剖面的电力系统元件暂态模型参数可辨识性方法。可辨识性是参数辨识的前提，可辨识性分析有助于在参数辨识过程中选......
多样性指数和均匀度以其简单易用而被广泛应用于群落生态学和生物多样性等研究中,然而由于缺乏合适的统计检验方法等原因,其分析的......
Free radical polymerization and living ion polymerization have been simulated via the dynamic Monte Carlo method with th......
Two approaches to synthesize silicon-based catalytic structures that aim at capturing the properties and functionalities......
估计多水平影响因素的相对危险,以便消除人为选择对照组造成的偏倚.通过浮动绝对危险方法 比较多水平影响因素任意两水平间RR值及......
信号电源屏作为信号系统的供电设备,其供电方案的设计关乎系统的可靠性。通过介绍城市轨道交通信号电源系统的构成,分析城市轨道交......
通过对比页岩气定压开采与承压水定降深开采的相似性,建立起二者指标之间的对应关系;借鉴美国页岩储层典型参数及Barnnet页岩年产......
样带多样性测度在景观生态和生物多样性等研究中有较为重要的应用价值,但存在的关键问题是缺乏适合的检验方法,其分析的可信度往往......
该文首次用几何方法研究回归模型中数据变换参数及其子集参数的渐近置信域问题．由于文中讨论的是一般的数据变换多参数的渐近置信域......
设产品的性能参数服从正态线性模型.当性能参数超过规定上限或下限时产品判为不合格.对给定的可靠度和置信度得到了贮存期的点估计......
基于冰蓄冷空调系统结构和控制要求的分析,介绍了一个分布式下位控制系统的设计。简要描述了冰蓄冷空调系统的基本结构及控制要求,......
目前机器视觉应用广泛,视频目标跟踪的过程中会遇到各种挑战。为解决单一特征鲁棒性差,模型和尺度更新机制不健全的问题,提出了一......
在PC机上电后会执行BIOS程序,BIOS程序负责初始化DDR内存和硬盘,从硬盘上将操作系统镜像读取到DDR中,然后跳转到DDR中去执行操作系......
文献中有关有机分子在介质中的光顺-反异构化反应有很多的报道.研究的结果表明:所有的例子都存在着"呼拉"扭转反应机制.这一结论是......
介绍VXIbus接口芯片IT9010的功能特点、配置寄存器结构及如何利用VISA I/O库操作VXI板卡.VISA作为一种通用的I/O标准,为开发人员提......
分析了工控组态软件的基本结构和功能,详细介绍了工控组态软件在综采工作面监控系统中的应用,并展望了工控组态软件的发展方向.......
对PLC和触摸屏相结合技术应用于钢筋网成型机焊接控制系统的设计思想作了介绍，对系统的硬件组成和系统工作原理作了较为详细的阐述，......
I通过对大容量机组电气系统的整套起动试验,汇总和总结了近年来大容量机组电气系统整套起动试验过程中常见的操作、设备配置、设计......
针对武器装备可靠性计算中概率分布参数的不确定性评估问题,通过抽样方法构造极限状态函数的响应面,在标准正态空间中计算可靠性指......
目的建立健康人群的低血红蛋白密度（low hemoglobin density，LHD）和小红细胞贫血因子（microcytic anemia factor，MAF）的正常参考区间，研究......
目的探讨反应性献血者归队的方法及可行性,寻求血源流失与血液安全的平衡。方法筛选符合本站归队条件的既往献血者重新采集标本(时......
研究了基于推广的L—M法的数控机床的可靠性评价，提出了利用两个指定置信度下的下限折合方法。对数控机床的各个子系统进行了可靠性......
针对农用车发动机连杆销压装机存在的问题, 以三菱PLC 作为主控部件, 采用液压传动系统, 结合组态监控技术, 完成了基于组态王软件......
以实际的工业锅炉为对象，设计了一种工业锅炉自动控制系统。该系统由上位机和下位机两大部分组成，上位机与下位机通过现场总线网络连......
针对仅有的挖掘算法不能较好地解决负关联规则的候选集数量爆炸问题，为满足用户的实际需求，提出带约束负关联规则概念，建立带约束负关......
采用逐步回归法对大量的多翼离心风机实验数据进行似合，针对家用空调待业中以噪声为其最重要的考核标准，得出了噪声与叶轮结构参数及......
本文用误差估计方法，在给定误差限和置信概率的条件下，解出了汉字字频统计的抽样规模，解出了一种汉字字频统计的抽样规模，提出了一种汉......
