extrac相关论文
An evaluation of deep thin coal seams and water-bearing/resisting layers in the quaternary system us
Non-liner wave equation inversion,wavelet analysis and artificial neural networks were used to obtain stratum parameters......
[Objective] To optimize the extraction process of resveratrol from grape skin,so as to lay a foundation for its rational......
Two pairs of unusual scalemic enantiomers with a novel carbon skeleton of 2-[1’-(’’-hydroxy-3’’,5’’-dimethoxyphen......
The linear cofactor difference operator(LCDO) method,a direct parameter extraction method for general diodes,is presente......
The stochastic resonance based on optical bistability in the semiconductor optical amplifier is numerically investigated......
The present study employed a rat model of T10 spinal cord transection. West blot analyses revealed increased brain-deriv......
目的探讨Ras相关C3肉毒素底物1/丝裂素活化蛋白激酶/细胞外信号调节激酶(Rac1/MAPK/ERK)信号通路在大鼠呼吸机相关性肺损伤(VILI)中的......
目的 分析白内障小切口非超声乳化囊外摘出术与传统囊外摘出术效果.方法 回顾分析白内障复明行动中老年性白内障手术1437例(1675眼......
As an open standard of data representation,XML breathes new energy to the Web application and the network computing.The ......
[Objective] To study the antibacterial activity of RADIX ET CAULIS SOLANI TORVI extract against tested strains in vitro.......
Objective:To achieve a primary pharmacological screening contained in the aqueous extract of Berberis vulgaris(B.vulgari......
Phenolic acids isolated from the fungus Schizophyllum commune exert analgesic activity by inhibiting
The present study was designed to search for compounds with analgesic activity from the Schizophyllum commune(SC), which......
A novel oscillating chemical reaction using ninhydrin as a single organic substrate was represented in this paper. It di......
This paper describes a new type of transformed Landsat images (LBV images) and their application in discriminating soil ......
Study on Purification of Hydroxy Safflower Yellow A From Carthamus tinctorius L. by Macroporus Resin
[Objective]The research aimed at obtaining the optimum conditions for the isolation and purification of hydroxy safflowe......
In the research of extract metal ions in ionic liquid, the extraction behavior of some of extractant is very different b......
The effects of breakup reactions on elastic and α-production channels for the ~6Li+~(116)Sn system have been investigat......
目的比较输尿管镜碎石(Transurethral Ureteroscopic Lithotripsy,URL)与体外冲击波碎石术(Extracorporeal Shock-Wave Lithotrips......
[Objective] To analyze the quality of tetraploid and diploid of Stachys sieboldii Miq.[Method] The diploid materials and......
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......
Effect of Sodium Tanshinone Ⅱ A Sulfonate on Phosphorylation of Extracellular Signal-regulated Kinas
Objective:To observe the effects of sodium tanshinone Ⅱ A sulfonate(STS)on angiotensin Ⅱ(Ang Ⅱ)-induced hypertrophy o......
Classification and Extraction of Urban Land-Use Information from High-Resolution Image Based on Obje
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......
目的探讨高血压血管平滑肌细胞增生和ERK激活的机制.方法采用免疫组织化学和Westernblotting技术,对比观察肾血管性高血压和自发性......
以烟熏腊肉为研究对象,经过条件优化,建立用气相色谱-质谱测定烟熏肉制品中甲醛含量的方法。结果表明,最优的衍生化处理与萃取的条......
To investigate the influences of alkaline pretreatment on anaerobic digestion (AD) and sludge dewaterability after AD,wa......
目的:优选“天仙红”桃果肉中花青素的提取工艺。方法:以花青素提取量为指标,在单因素试验基础上,通过正交试验考察料液比、提取液......
以广西犁头草为原料,采用超声波辅助法提取犁头草中的黄酮,通过单因素实验和正交实验确定了广西犁头草中的黄酮的最佳的提取工艺条......
为开发优质果胶资源,利用超声辅助柠檬酸法从百香果果皮中提取高酯果胶,采用单因素实验探讨了料液比、pH、提取时间、超声功率对果......
文章重点分析数学体验式学习的意义,指出具体的体验式学习教学策略,并通过具体教学案例阐述教学前、教学中、教学后三个环节的体验......
为了高效提取山茱萸中熊果酸,在单因素试验的基础上,采用L9(34)正交试验法对湿法超微粉碎提取山茱萸中熊果酸工艺的条件进行优化,考......
为将模拟移动床技术推广到红霉素提取中,采取了以下步骤:首先通过固定床的吸附穿透和洗脱实验,确定树脂的基本吸附和洗脱参数;其次......
为了研究投加化学除磷药剂对活性污泥系统的影响,利用长期实验考察AlCl3·6H2O投加对系统出水水质以及活性污泥胞胞外聚合物(EP......
超临界CO2作为一种新型的非热杀菌技术受到普遍关注,但其杀菌机理尚未揭示清楚。文中研究了腐生酵母菌经超临界CO2杀菌处理后,细胞内......
常温或低温体外循环下阻断腔静脉,不阻断升主动脉和冠状动脉血流进行心脏直视手术167例,十余病种。在心脏跳动或诱颤下实施手术,最大限度......
以黄粉虫蛹冻干粉为研究材料,获得了一种超氧化物歧化酶(SOD),PAGE法显示为均一的蛋白谱带。通过在相同时间内,不同pH值、温度对酶的影......
【目的】研究不同菌种组合Mozzarella干酪在不同成熟期、不同提取液抗氧化活性的变化,从抗氧化角度分析Mozzarella干酪的最佳食用......
为探寻撞击流-旋转填料床(IS.RPB)萃取效果与微观混合之间的关系,在相同操作条件下,分别对IS-RPB萃取传质性能与微观混合性能进行了实验......
目前,对于含酚油中的酚类提取,存在脱酚率低、酸碱用量大,环境污染等问题,针对现有技术的不足,选取合适萃取剂,利用溶剂萃取法提取......
选择纤维素酶与木瓜蛋白酶复合对仿栗籽蛋白进行提取,以蛋白提取率为指标,在单因素试验的基础上,通过正交试验提取工艺进行优化。......
目的:优化草决明中多糖的提取工艺并测定其含量。方法:以多糖的提取含量为评价指标,采用回流提取法,通过正交实验研究不同温度、提取次......
从猴头菇(Hericium erinaceus)子实体中,经过除杂、粉碎、热水浸提、醇沉处理后,得到了猴头菇杂聚糖粗提物,并运用 DEAE-cellulose colu......
以植物油沥青为原料,采用响应曲面法对影响甾醇提取率的3个主要因素即料固比、提取温度、提取时间进行优化,并建立了甾醇提取率的二......
提出了用草酸-邻菲啰啉去除硅灰石中Fe2+的方法,研究了浸取剂的浓度、浸取时间和温度等条件对Fe2+的去除率的影响,在最佳的浸取条......
研究了中药细梗胡枝子中总黄酮最佳提取工艺。采用正交试验,根据各因素的影响大小确定细梗胡枝子中总黄酮的最佳提取条件,通过紫外......
介绍了新一代图像处理系统ERMapper及其应用 ,分析了不同空间尺度下影响水土流失的地形因子。针对ERMapper的图像处理功能 ,对地形......
三维标定是多Kinect三维重构中的一项重要研究内容。根据多Kinect三维重构的特点,提出了一个简单而有效的多Kinect的标定方法,替代......
纹理是断口的重要特征,不同的断裂原因造成断口的纹理特征是不一样的,它提示了图像中亮度值空间变化的重要信息。图像宏观上表现出......
煤系高岭岩酸浸得到硫酸铝溶液,再采用N1923-P5昕混合萃取剂除铁、活性炭过滤除硅、共沉淀制取AACH结晶、热解煅烧等步骤,制得高纯超......
介绍了对北京地区重力和磁力数据进行计算机图像处理的技术及流程,解译了重磁数据图像处理结果,分析了重磁数据计算机图像处理的地质......