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Total transmission plays an important role in efficiency improvement and wavefront control, and has made great progress ......
Malaria is one of the leading causes of mortality and morbidity in developing countries. Accurate and complete diagnosis......
<正> In recent years sodar data have been used in local weather forecasting. We have also made use of the sodar data obs......
Polycarboxylate(PC) superplasticizers with different chemical structures were synthesized through free radical co-polyme......
Many algorithms have been proposed to find sparse representations over redundant dictionaries or transforms. This paper ......
Depuis la publication du memoire que la Societe geologique de Chine m’a fait l’honneur d’inserer dans son Bulletin,~......
China winning over Africans with service,products and development tHE increased presence of Chinese companies,a majority......
Extrinsic and intrinsic causes of the electrical degradation of AlGaN/GaN high electron mobility tra
Electrical stress experiments under different bias configurations for AlGaN/GaN high electron mobility transistors were ......
More Research & Development Centers to be Set Up SAIC requested that each of its factories establish a research and dev......
New SOI power device with multi-region high-concentration fixed interface charge and the model of br
A new SOI power device with multi-region high-concentration fixed charge(MHFC) is reported. The MHFC is formed through i......
Path to Support Development of Production and Operation of Big Grain Production Households - Based o
Developing production and operation in scales in the major grain producing areas is the direction of the paper. Seizing ......
In vitro differentiation of human adipose-derived adult stromal cells into neuron-like cells in hipp
BACKGROUND: At present, researches on differentiating from human adipose-derived adult stromal cells (hADASC) to neuron-......
Rectify the market order and standardize the system of steel sales,establish producing and marketing risk-sharing mechan......
To many, the indices behind the macroeconomy are figures that are seen but not always fully understood. Zhong Wei, profe......
Inhibition of hypoxia and serum deprivation-induced apoptosis by salvianolic acid in rat mesenchymal
OBJECTIVE:To investigate the influence and mechanism of salvianolic acid B(SalB) on apoptosis inhibition in rat bone mar......
Theoretical analysis of the sound absorption characteristics of periodically stiffened micro-perfora
The vibro-acoustic responses and sound absorption characteristics of two kinds of periodically stiffened micro-perforate......
Steady-state response of a saturated half-space with an overlying dry layer subjected to a moving lo
In this paper,the steady-state response of a saturated half-space with an overlying dry layer subjected to a moving rect......
【正】 Chinese National Development and Reform Commission (NDRC) has approved the Tianjinpetrochemical jv complex curren......
By means of partition technique, a graphical-deleting method for evaluating the char-acteristic polynomial of a graph i......
The average concentration of total Sn in surface layer is 2.90 μg/1 and that of total Bi 0.50 μg/1. The free ion, bou......
In multiresolution analysis(MRA)by wavelet function Daubechies(db),we decompose the signal to two parts,the low and high......
The geophysical model function (GMF) describes the relationship between backscattering and sea surface wind, so that win......
Many people in recent years have held that investing in the Chinese stock markets posed risks. But remarkable changes ha......
Retrieving aerosol backscattering coefficient for short range lidar using parameter selection at ref
A new method is proposed based on the analysis of lidar equation which selects aerosol backscatter ratio at a reference ......
Propagation modeling of ocean-scattered low-elevation GPS signals for maritime tropospheric duct inv
The maritime tropospheric duct is a low-altitude anomalous refractivity structure over the ocean surface,and it can sign......
目的:调查某院儿科住院患者盐酸氨溴索注射液(AHI)的使用情况,为促进临床合理用药提供参考。方法:回顾性随机抽查某院2014年1~6月1......
In view of the structure of traditional five-coord in ate machine tool, the work-piece and machine tool often move along......
伴随着经济的高速增长,我国的投资率不断上升。在总需求的构成中,投资需求已经取代消费需求成为拉动经济增长的主导因素,并且这一......
A new dynamic terminal sliding mode control (DTSMC) technique is proposed for a class of single-input and single-output ......
In this article, based on least square estimation, a recursive algorithm for indirect learning structure predistorter is......
Recently,Toread announced that about 700 million Yuan orders in spring-summer ordering meeting.Toread expects e-commerce......
根据斩波串级调速拓扑结构分析了调速设备故障时接触器动作过程中主回路的暂态过程,由于接触器分合动作时间较长,在其分合过程中调......
In this paper,we emphasize the interactive effect between life expectancy and human capital accumulation,and test the po......
目的 对深圳市社区卫生服务中心,社区护士公共卫生护理知识掌握及需求情况进行调查,为社区公共卫生护理的发展定位与护士的培养提......
为准确进行考虑预应力施工全过程的大跨度弦支穹顶施工零状态找形分析，对施工零状态找形分析方法进行了归纳和研究。分析了大跨度弦......
1991年底苏联解体，中亚国家在很大程度上“被动”地实现了国家独立。由于苏联经济体制模式的失败和对西方经济体制的推崇，吉尔吉斯斯......
Path to Support Development of Production and Operation of Big Grain Production Households - Based o
Developing production and operation in scales in the major grain producing areas is the direction of the paper. Seizing ......
本文用数值实验方法验证了,在Moho地形导纳法(MDDF)中使用先由重力数据反演的Moho面相对起伏数据,能较传统的重力地形导纳法获得更......
第三次国土调查是在第二次国土调查成果的基础上,全面细化和完善土地利用基础数据。花垣县第三次国土调查中利用无人机遥感技术有......
目的:探讨口腔正畸病人复诊现状及影响因素。方法:采取整群便利抽样法选取2018年1月—2019年12月医院收治的202例口腔正畸病人为研......
该文研究具有Riemann-Liouville时间分数阶导数的Rayleigh-Stokes方程未知源识别问题.首先证明这个问题是不适定的,并应用分数阶La......
以铁电极作为电极阳极,研究了在交变脉冲电源条件下,不同溶液电导率条件下的电絮凝表现。实验表明,控制电源脉冲频率30Hz的条件下,......
[目的]分析与预测吉林省土地利用演变过程,衡量其对生态系统服务价值的影响程度,为吉林省生态环境保护与改善方针策略的制定提供理......
目的:了解儿科护士身体约束的知信行情况,探索知信行间的相关性及其影响因素。方法:2018年5月—2018年6月对医院63名护士一般资料......
目的:了解不同级别医院及不同专科重症监护室(ICU)病人家属对病人转出的迁移应激现状及影响因素。方法:采用便利抽样法于2018年6月......
目的:对高职护理专业学生出国留学意愿进行量性研究和质性研究。方法:对某学院高职护理学生的出国留学意愿进行量性调查,分析其影......
抓取规划和控制是机械臂抓取系统中的难点。为了有效的解决这两个问题,本文提出一种基于机器视觉和单片机相结合的机械臂抓取系统......
A new field is introduced named quagnetic field. It appears as gravitational curvilinear vector field similar to electro......
本文选取了2011-2013年沪深两市116家房地产公司年报数据作为研究对象。采用SPSS20．0统计分析软件建立模型，以高管薪酬为自变量，净资......
