Fixed-station sampling design was widely used in fishery-independent surveys because of its characteristics of convenien......

A series of rare earth hydroxide and oxide nanoparticles have been prepared by precipitation method with alcohol as the ......

Real coded Accelerating Genetic Algorithm(RAGA),Chaos Algorithm(CA)were used to solve the sensitivity index of Jensen mo......

The relationship between autogenous deformation and internal relative humidity(IRH) of high-strength concrete and high-s......

The year of 2007 is not an ordinary year for nickel market in China.Both the single day price and the annual average pri......

As microwave energy has been applied more and more widely in industry,agriculture, chemistry and medical science, the m......

In order to increase the usefulness of pulsed current source in engineering practice, research and study was carried out......

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......

对时空域内的指示克立格进行了较全面的研究，主要研究内容有：（１）时空域内的指示克立格（ＳＴＩＫ）变换；（２）指示二阶距；（３）单元指示克立格（ＳＴＩＫ）；①简单指示单克立格......

In this paper,a kind of power line carder (PLC) channel test-ing instrument GTC-1 is introduced.It is an intelligent ins......

1. Introduction Small- and special-motors are those electrical motors havingsmall power ratings and special characterist......

目的：通过双交叉试验证明盐酸普洛尔缓释片有缓释作用。方法：用ＰＨＬＣ方法，测定血清中普萘洛尔浓度，进行盐酸普萘洛尔缓释片与常释片的生物利......

本文给出了一种简单可靠的计算常微分方程或微分方程组数值解总体误差的方法，并对误差计算的渐地性及其条件作了分析。本文结果表明......

英语成语很容易引起歧义,主要的歧义现象是成语和普通词语间的歧义与成语喻义和字义间的歧义.歧义的消除有赖于语境、背景知识和我......

我国企业分配不公问题主要体现在职工薪酬的不对等，职工薪酬机制一直备受关注。通过考察2003--2012年10年间中国A股上市公司治理效......

目的探讨肱骨近端加压锁定钢板治疗肱骨近端骨折的临床效果。方法 40例肱骨近端骨折患者根据治疗方法不同分为观察组和对照组,每组......

The mining industry often uses shotcrete for ground stabilization.However,cracking within shotcrete is commonly observed......

本文分析了新时期、新形势、新任务对高等农业院校教学和科研的双重要求及综合大学与其所属学院的双向效应,提出应充分利用综合大......

为了研究纳米SiO2-硫铝酸盐水泥-普通硅酸盐水泥(NS-CSA-OPC)复合修补砂浆的抗盐渍土侵蚀性能,采用在NaCl溶液、Na 2SO4溶液及NaCl......

以目前高程转换中常用的GPS水准方法为研究对象,简述了GPS水准高程拟合的原理。并结合工程实例进行实验,分析比较了采用二次曲面模......