Search Results - "许昌"
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一株解磷青霉菌在土壤中的定殖动态和解磷效果分析
Published in 广东农业科学 (2022)“…S144.9; [目的]以解磷菌Penicillium…”
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基于小波与最小资源分配网络的超短期风电功率预测研究
Published in 电力系统保护与控制 (01-05-2018)“…针对风电场实际风速和风电功率序列的波动性、间歇性等特点以及RBF神经网络结构一旦确定隐节点个数就不可变等缺陷,提出了基于小波分析和最小资源分配网络的超短期风电功率预测方法.首先将历史风速和风电功率序列进行小波去噪及多频分解,得到多组高频信号和一组低频信号.然后对各频信号分别建立神经网络预测模型对未来4 h…”
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基于单孔包层与薄膜组成FP干涉仪腔的新型光纤应力传感器研究
Published in 原子能科学技术 (01-06-2022)“…TN247; 本文研究了一种新型基于单孔包层与薄膜组成Fabry-Perot(FP)干涉仪腔的光纤应力传感器,单孔的一个表面为45.以使光线传输从横向转到纵向,从而使一半的包层与有机薄膜组成FP干涉仪腔.采用频率多路复用的方法获得了…”
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100 W长纳秒脉冲光纤耦合输出532 nm绿光激光器
Published in 原子能科学技术 (20-07-2023)“…TN248.1; 设计了一种100 W长纳秒脉冲光纤耦合输出的532 nm绿光激光器,使用3个增益介质为Nd∶YAG晶体的侧泵模块,结合主振荡功率放大技术、激光偏振复用放大技术和腔外激光倍频技术,实现了在重复频率10 kHz下输出532 nm激光109.5 W、脉冲宽度205…”
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控释肥对香石竹出圃苗质量的影响
Published in 广东农业科学 (2019)“…S617; [目的]利用长效控释氮肥(脲甲醛泡沫)、活性磷肥调控香石竹基质配方,研究不同处理对香石竹出圃质量的影响,为香石竹施肥技术提供理论依据.[方法]设定不同控释肥处理对香石竹进行盆栽种植,分别于0、15、30 d对香石竹的株高、冠幅进行测定,并在30…”
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Bootstrapping Data Envelopment Analysis of Efficiency and Productivity of County Public Hospitals in Eastern, Central, and Western China after the Public Hospital Reform
Published in Current medical science (01-10-2017)“…China implemented the public hospital reform in 2012. This study utilized bootstrapping data envelopment analysis(DEA) to evaluate the technical efficiency(TE)…”
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Role of Inhibition of Osteogenesis Function by Sema4D/Plexin-Bl Signaling Pathway in Skeletal Fluorosis In Vitro
Published in 华中科技大学学报:医学英德文版 (2015)“…Summary: Skeletal fluorosis is a chronically metabolic bone disease with extensive hyperostosis osteosclerosis caused by long time exposure to fluoride…”
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火罐对背痛患者体表皮肤温度影响的初步观察(英文)
Published in 世界针灸杂志:英文版 (2014)“…目的:初步观察拔火罐对背痛患者局部体表温度的影响。方法:43例背痛患者给予中号玻璃火罐治疗,罐內容量为260 mL。拔罐部位随机选取左侧或右侧心俞(37例)或肾俞(6例),另一侧同样部位做为对照,不予拔罐。采用红外热像仪记录留罐10…”
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A novel face recognition method with feature combination
Published in Journal of Zhejiang University. A. Science (01-05-2005)“…A novel combined personalized feature framework is proposed for face recognition (FR). In the framework, the proposed linear discriminant analysis (LDA) makes…”
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NONCLASSICAL POTENTIAL SYMMETRIES AND INVARIANT SOLUTIONS OF HEAT EQUATION
Published in Applied mathematics and mechanics (01-02-2006)“…Some nonclassical potential symmetry generators and group-invariant solutions of heat equation and wave equation were determined. It is shown that some new…”
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国内外圆锥角膜文献增长规律及主要影响因素的比较分析
Published in 国际眼科杂志 (2014)“…目的:对国内外圆锥角膜文献进行分析,以确定其文献增长规律和主要影响因素。 方法:以圆锥角膜( keratoconus )为检索词,检索PubMed…”
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视网膜微血管改变在脑微出血患者中的临床参考价值
Published in 国际眼科杂志 (2014)“…目的:研究视网膜微血管改变在脑微出血( CMBs)患者中临床参考价值并讨论其意义。 方法:收集2012-01/2013-12住院患者125例,男81例,女44例,年龄76.3±11.2岁。全部患者进行肝肾功及血脂和血糖等血生化检查,进行双眼数字眼底照相和头颅MRI检查。根据双眼眼底照相确定视网膜动脉直径( RAE…”
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低扩频比CDMA系统中符号间干扰抵消的Viterbi均衡算法研究
Published in Tongxin Xuebao (01-01-2003)Get full text
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타 병원에서 전원 온 중환자에서의 다재내성균 보유 경향에 대한 분석
Published in Journal of acute care surgery (01-04-2017)“…Purpose: To assess the prevalence of multidrug-resistant organisms (MDROs) in inter-hospital transferred critically ill patients.Methods: This is a…”
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나선선충 접종 밀도가 토마토 생육에 미치는 영향
Published in Sigmulbyeong yeon'gu (2014)“…A greenhouse experiment was conducted to examine the effect of initial population density (Pi) of Helicotylenchus dihystera on six commercial tomato cultivars…”
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