Efficiency相关论文
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对2020年国内外不同高危人群流感疫苗应用情况发表的相关研究进展进行综述。流感疫苗在高危人群中接种的重要性得到了更多大样本、......
On board charger becomes only weight when driving EV/PHEV.A new Auxiliary Inverter Charger (AIC) eliminates a stand-alon......
为了得到优化的扩散工艺，通过改变扩散时间来改变Ⅱ类单晶硅片电池发射区的掺杂浓度和结深，研究了扩散时间对太阳电池性能的影响。通......
眼底血管的形态结构是多种疾病诊断的重要依据,但高效准确分割血管是一个巨大挑战。受多尺度卷积神经网络结构启发,将多特征提取应......
为研究主体材料对绿色有机发光二极管性能的影响,选择能级匹配的电子传输材料1,3,5-三(6-(3-(吡啶-3-基)苯基)吡啶-2-基)苯(Tm3PyP......
Broadband achromatic polarization insensitive metalens over 950 nm bandwidth in the visible and near
Metalenses are expected to play an increasingly important role in miniaturized and integrated optical imaging components......
具有禁带宽度在1.45～2.25eV连续可调特性的Cd1-xZnxTe（CZT）薄膜, 用于顶电池在叠层薄膜太阳电池中有巨大的应用潜力。文章使用AMPS-1D......
大气中二氧化硫(SO2)浓度很低,发出的荧光信号很弱,直接影响了SO2浓度的检测精度,并且传统荧光采集光路长,这阻碍了仪器的微型化发......
采用溶胶-凝胶法制备了Yb3 /Er3 共掺杂BaGd2O4上转换荧光粉。研究了退火温度对BaGd2O4晶体结构的影响，以及Yb3 /Er3 共掺杂的BaGd2......
以铱配合物Ir(tfmppy)2(tpip) (1, tfmppy = 4-三氟甲基苯基吡啶, tpip=四苯基膦酰胺)和Ir(dfppy)2(tpip) (2, dfppy=4,6-二氟苯基......
利用阱结构作为发光层，阱由8－羟基喹啉铝和4，4′－N，N′－dicarbazole－biphenyl交替蒸发长成，改善了器件的效率，这归因于增加空穴和电子在薄发......
对太阳能热光伏系统(STPV)进行了全面的实验研究, 对系统组成装置即聚光器、辐射器、滤波器、电池、散热器等进行了合理的选型及加......
提出一种基于LED角度照明优化模式的傅里叶叠层显微成像方法。首先,根据LED、孔径和样品之间的关系,获取傅里叶平面可扩展的理论频......
We present the first steps of a design of the optimal parameters for a full Bragg X-Ray free electron laser (BX-FEL). Ai......
在四能级梯模型系统中通过两个连续相干场作用, 建立起基态和中间激发态之间的相干和粒子数转换。稳态条件下, 注入脉冲探测场, 通......
为了研究大气激光通信中单模光纤耦合接收效率起伏概率分布特性，建立了受大气湍流扰动的瞬态耦合效率计算模型，据此得出影响光纤耦合......
采用10-(2-benzothiazolyl)-2, 3, 6, 7-tetrahydro-1,1,7,7-tetramethy l-1H, 5H, 11H(1)-benzopyroyran-o(6,7-8-i,j)quinolizin......
采用不同于传统固相反应法的制备方法合成了Fe，Ce 共掺杂γ-LiAlO2。通过XRD和 SEM分析表明，采用这种方法能够成功获得尺寸小于10 μ......
研究了新合成的一系列噁二唑衍生物及1,4-′-氟-1′-苯乙炔)苯的紫外吸收光谱、荧光光谱、量子效率、荧光寿命、激光能量转换效率......
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Efficiency of resource allocation in the hospital sector after global budgeting under National Healt
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Objective:To explore the effect ofhospital nursing management based on informatization.Methods:167 inpatients from diffe......
Teacher’s Book （abbreviated to TB below） is very advisable for our teaching practice. But， as many of us work in county sc......
一、單项填空（共15题；每小题1分，满分15分） 1. Nowadays， in ______ most countries， a university degree can give you______ flyin......
【Abstract】After briefly introducing presupposition and its types， this article principally analyzes the application of ......
【Abstract】In senior high school English courses， the textbook system is very rigorous and standard. Many concepts and t......
With rapid development and use of information and communications technology in education, learners are facing more an......
【Abstract】Lexical chunk is an special structure of language. The ten years study about lexical chunks laid a foundatio......
Discussion on How to Improve Reading Ability In the Process of English Learning in Senior High Schoo
In the process of English learning，listening， speaking， reading and writing are the four basic skills. In order to improve ......
Abstract ［Objectives］ This study was conducted to investigate the purification effects of two common large seaweeds on the......
Here we study the problems of local asymptotic normality of the parametric family of distri-butions and asymptotic minim......
Characteristics of organic matter content, hydrocarbon generation and expulsion of carbonate rocks are discussed by anal......
Vibration Absorption Efficiency and Higher Branches Elimination of Variable?Stiffness Nonlinear Ener
Vibration absorption efficiency of a variable?stiffness nonlinear energy sink ( NES ) wasinvestigated when the main osci......
目的评价玻璃体切除术治疗开放性眼外伤无光感眼的临床效果。方法开放性眼外伤无光感者24例(24眼)，于1期缝合术后14 d行玻璃体切除......
In China’s current physical evidence appraisal system,the appraisal institutions of public security organs are the larg......
Abstract ［Objectives］ This study was conducted to explore the most suitable irrigation integration mode for "Tinglin snow ......
Abstract ［Objectives］ The effect of acetosyringone seed soaking on the transformation of maize seed buds was analyzed, so ......
目的 对比观察3种红外波长激光治疗小儿面部草莓状血管瘤( strawberry hemangio ma,SH)的疗效及容貌结果.方法 5～12岁面部SH患儿300......
本研究以宁夏回族自治区为案例,针对村医经济激励水平低下,按项目付费引发不恰当诊治行为,系统内缺乏引导供方提高自身服务效率和......
目的 观察经巩膜的睫状体激光光凝联合前房穿刺术对无晶状体眼继发青光眼的治疗效果.方法 12例(12眼)无晶状体眼继发青光眼,进行半......
Microbial consortia are ubiquitous in nature,in which multiple microbial species cooperate to complete some important ta......
This paper formulates a novel integrated measure for energy market efficiency,by investigating different aspects of the ......
The Public key encryption scheme with keyword search (PEKS), firstly put forward by Boneh et al., can achieve the keywor......
研究目标:测算中国国有和民营制造业上市企业2009~2014年的生产效率,并且进行对比分析。研究方法:采用数据包络分析(DEA)模型和随......
Accuracy and Efficiency Assessment of Harmonic Balance Method for Unsteady Flow in Multi-Stage Turbo
With the relative movement of neighboring blade rows,flows in multi-stage turbomachinery are unsteady and periodic in ti......
Fluid pressure variations due to process fluctuations or balance drum seal degradation can result in rotor thrust increa......
Hybrid pull-push computational model can provide compelling results over either of single one for processing real-world ......
