temperatur相关论文
Simultaneously improving piezoelectric properties and temperature stability of Na0.5K0.5NbO3 (KNN)-b
It is a very difficult work to sinter K0.5Na0.5NbO3 (KNN)-based materials with good reduction resistance in strong reduc......
目的:探究红外额式体温计测量体温的效果,为流感多发常态化下持续的数字化体温监测以及社区体温筛查提供数据.方法:采用诊断性地试......
Ultra-low detection delay drift caused by the temperature variation in a Si-avalanche-photodiode-bas
We report a method to reduce the detection delay temperature drift for a single-photon detector based on the avalanche p......
Temperature dependence of T1 and T2 relaxivities with eight Gd-base contrast agents diluted in human
Purpose The goal of this study was to determine T1 and T2 relaxivities of eight Gd-base contrast agents(GBCAs)diluted in......
Temperature Compensated Solution Concentration Measurement Based on a Cascaded SMS/LPFG Fiber Struct
<div style=“text-align:justify;”> In this paper, a hybrid optical fiber structure for solution concentration measureme......
Contributions of Different Wetland Plants to Nitrogen and Phosphorus Removal in Constructed Wetlands
Constructed wetlands with Cyperus altrnlifolius,Pennisetum sinese Roxb and elephant grass as vegetation were built to st......
Simultaneously improving piezoelectric properties and temperature stability of Na_(0.5)K_(0.5)NbO_(3
It is a very difficult work to sinter K0.5Na0.5NbO3(KNN)-based materials with good reduction resistance in strong reduci......
Seasonal variations and environmental controls on stalagmite calcite crystal growth in Heshang Cave,
石笋生长率通常被认为在古气候和 paleoenvironment 反映变化。然而，生长率怎么确切被气候和环境影响，仍然是不清楚的。我们运行了持......
By using a single-year discrimination chronology detrended from a δ13C chronology from Chinese pine (Pinus tabulaeformi......
Planktonic foraminifera and sea surface temperature (SST) of the Xisha Trough, South China Sea since
The high-resolution analysis on the carbon and oxygen isotopes and planktonic foraminifera of core SA12-19 dated with 14......
Effects of temperature on flowering phenological traits of Populus euphratica Oliv.and Populus pruin
The aims of this study were to explore the interspecific differences of Populus euphratica Oliv.and Populus pruinosa Sch......
本文基于包含流动和传热两个方面的电路类比理论,针对一具有环路结构的气液相变热声发动机系统进行了模拟计算和分析。重点讨论了......
长时间序列的树轮气候记录在我国秦岭地区还非常缺乏.本文在陕西太白山地区建立了一条长113年(1898--2010)的油松树轮宽度年表.相......
,A combined modulated feedback and temperature compensation approach to improve bias drift of a clos
The bias drift of a micro-electro-mechanical systems (MEMS) accelerometer suffers from the 1/f noise and the tem-peratur......
本文通过对荣华二采区10...
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
在大型汇气管热拔制工艺中，加热参数的选择会影响最终温度的分布，合理的加热参数有利于确定后续最佳拔制力的范围，从而有效抑制拔制过......
提出了一种基于全石英结构的非本征F-P光纤干涉压力传感器，该传感器具有很高的压力灵敏特性。压力灵敏度为5.18nm/KPa (0.75nm/psi)......
针对太阳能-土壤源热泵非采暖季土壤高温蓄热中的热湿传递现象,搭建一维土壤高温蓄热实验装置,选取砂土和壤土两种不同土质,研究不......
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......
Temperature and Pressure Measurements at Cold Exit of Counter-flow Vortex Tube with Flow Visualizati
In order to clarify the structure of the cold flow discharged from the counter-flow vortex tube(VT), the temperature and......
Effects of Temperature on Haemocyte and Granulocyte Counts and Expressions of Immunity-Related Genes
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......
针对纳米ZrO2粉体粒径较小、比表面积大、极易发生团聚问题,以纳米ZrO2为研究对象,采用溶胶-凝胶(SG)法,以氧氯化锆为锆源,水为溶......
Investigation on the temperature distribution and strength of flat steel ribbon wound cryogenic high
By analyzing heat transfer on the wall of flat steel ribbon wound vessel (FSRWV), a numerical model of temperature distr......
研究染污绝缘子的湿润特性对完善其污闪机制有着重要意义。基于“混流法”和“水汽平衡法”的原理设计了可以准确控制环境温、湿度......
The non-hydrostatic mesoscale model MM5V3 is used to simulate the wind and temperature fields of the atmospheric boundar......
An improved case-based reasoning(CBR)method was proposed to predict the endpoint temperature of molten steel in Ruhrstah......
微通道液冷板在高功率密度元器件散热上广泛使用,对板面温度均匀性提出了更加严格的要求。本文以提升液冷板板面温度均匀性为目的,......
以一起HSZ500环式碎煤机非驱动端轴承损坏、抱轴、着火事件为例,简述了设备损坏程度,分析轴承损坏、抱轴的原因,介绍碎煤机损坏的......
采用液相还原法制备纳米铁锰氧化物复合吸附剂,探究在不同初始浓度和温度情况下,材料对水溶液中Se(Ⅳ)的去除效果.结果表明,初始浓......
为考察复烤片烟醇化过程消耗氧气的规律特征及其影响因素,在山东诸城仓库对8个代表性等级复烤片烟密封垛内的氧气浓度、温度、湿度......
以植被覆盖度作为荒漠化评价的指标,利用2000—2015年序列影像计算的年均植被覆盖度和气温、降水等数据,分析不同地区荒漠多年间荒......
为了开展典型材料结构的抗激光防护与加固,需要对各类材料结构进行激光辐照效应研究。本文通过仿真结合实验的方法对到靶功率1.5~2......
Variations in stem radii of Larix principis-rupprechtii to environmental factors at two slope locati
Relationships between stem growth and climatic and edaphic factors,notably air temperatures and soil moisture for differ......
近年来,随着建筑技术的不断发展,根据安全使用要求,越来越多的大体积混凝土结构被运用到我国的现代建筑上来,如高层房屋筏板及承台......
本文以国标ＹＷ２２车厢的１／５缩尺模型为研究对象，利用燃烧风洞提供的流场模拟列车运行时的速度场。对运行列车车厢内发生火灾时的烟气流动特性......
介绍以AT89C52单片机为核心的温室生态参数测控仪的软硬件设计。该测控仪对测控参数（空气温湿度和土壤水分）采用V／F转换，由单片机实现......
为了消除粗号斜纹品种经缩疵点，分析了经缩疵点的产生原因，设计了三种织造工艺，进行了经缩疵点的对比，选择了较佳的工艺配置，并针对经缩......
通过Matlab软件拟合Gompertz生长模型,研究了温度对单增李斯特菌(Listeria.monocy-togenes,LM)的影响；同时,研究了不同浓度(5、10、......
介绍了鞍钢大型高炉转炉铁钢界面工艺流程,分析了影响铁水温降和铁钢界面系统优化的因素。分析表明,铁水罐运行数量是影响温降的关......
本文介绍了在280kA电解槽上最早使用焦粒预热启动的成功经验,从焦粒通电焙烧到灌电解质,整个过程分步进行了列举说明,并且对每个步......
在已研制单点热式气体质量流量计的基础上,针对目前大口径或不规则管道气体质量流量测量中存在的问题,提出了基于多点测量的热式气......
在莎草科+禾本科草地上对放牧条件下牦牛瘤胃几种生理指标进行测定.结果表明,在1天中8:00时瘤胃温度显著(P<0.01)低于20:00时,8:00......
采用试验对比的方法,对沈阳地区某厂秋末至初春这段时间里,规律性地出现乙炔瓶填料与瓶壁间隙合格率偏低问题进行了研究。试验结果......
随着环境温度的降低,土体冻结,同时土体中未冻结的部分水分开始上移,至土体表层后冻结,从而降低了整个土体的含水率。本研究采用大......
为研究湖南省水稻对照品种岳优9113和天优华占温度对齐穗的影响,通过人工气候箱低温处理,孕穗期和开花期分别用17℃、21℃、23℃和......
利用ANSYS模拟建立二维、三维非金属材料非稳态导热模型,采用红外热源作为激励,非金属材料粘贴缺陷无损检测过程。在缺陷深度一定,......
针对当前中频感应电炉温度控制精度不高,自动化控制程度低,采用BP神经网络PID控制方法对中频感应电炉的温度控制进行研究,解决了炉......
为了揭示直流电弧炉内电弧等离子体的流动及传热规律,为直流电弧炉的设计和最佳工艺操作提供理论依据,采用涡量-流函数法和k-ε双......
