超声波提取技术,ultrasonic extraction technique
1)ultrasonic extraction technique超声波提取技术
1.It includes supercritical fluid technique,microwave extraction technique,membrane separation technique,ultrasonic extraction technique etc.文章介绍了目前广泛用于中药活性成分提取新技术的原理、特点,主要包括超声波提取技术、超临界流体提取技术、微波提取技术等,以及这些新技术在中药活性成分提取研究中的应用。
英文短句/例句
1.The study of the ultrasonic extraction technology for the trace metal elements in the soil土壤中微量金属元素的超声波提取技术研究
2.Ultrasonic Technology Drawing in Extracting from Natural Plant;超声波技术在天然产物提取中的应用
3.Novel Technology for Ultrasound-assisted Extraction and Its Study on Application in Analytical Chemistry;超声波辅助提取新技术及其分析应用研究
4.Study on Underwater Target Ultrasonic Echo Signal Feature Extraction Technology;水下目标超声回波信号特征提取技术研究
5.Technique of nattokinase extraction by ultrasonic assisting single stage salting-out超声波辅助单级盐析提取纳豆激酶的技术研究
6.THE USAGE OF SUPERSONIC WAVE TECHNOLOGY IN POLYSACCHARIDES EXTRACTING FROM THE FRUIT BODY AND MYCELIUM OF PLEURUTUS NEBRODENSIS超声波技术在白灵菇多糖提取工艺中的应用
7.Research on the ultrasonic-assisted extraction process for polysaccharide from D.denneanum超声波辅助技术提取迭鞘石斛多糖工艺研究
8.Study on Extraction Technology for Bilirubin by Ultrasonic Assist超声波辅助提取猪胆红素技术条件的研究
9.Make the ultrasonic technique used in industrialized utilization of extraction of TCM &NP.2将超声波技术应用到中药和天然药物的工业化提取。
10.Study on Extraction Process of Polysaccharide from Dendrobium fimbriatum Hook.var.oculatum Hook by Ultrasonic Assisted Hot Reflux超声波辅助热回流技术提取马鞭石斛多糖的工艺研究
11.Central Composite Design Optimization of the Extraction of Xylose from Brewer"s Spent Grains by Ultrasonic Wave中心组合设计法优化超声波提取啤酒糟中木糖的技术研究
12.Application of Ultrasound to Membrane Condensation of Tea Extracts:A Review超声波技术在茶提取液膜浓缩制备中的应用研究
13.The Ultrasonic Flaw Detection for the Locomotive Wheelsets;提速机车轮对超声波探伤技术的研究
14.Utilization of ultrasound in using AOT reverse micelle超声波技术在AOT反胶束萃取中的应用研究
15.Use of Time Amplifying Technique for Enhancing Precision of Ultrasonic Ranging;利用时间放大技术提高超声波测距精度
16.Denoising techniques for ultrasonic signals based on lifting wavelet transform基于提升小波变换的超声信号消噪技术
17.Endocardiac Boundary Extraction Technology and Application in Echocardiogram;超声心动图心室内膜面边缘提取技术及应用
18.Effect of Ultrasound-microwave Treatment on Extracting Rate of Ganoderma lucidum Polysaccharides超声波-微波协同萃取对灵芝多糖提取率的影响
相关短句/例句
ultrasonic extraction超声波提取
1.Technology of theultrasonic extraction of avermectin B_(1a);超声波提取阿维菌素B_(1a)的工艺
2.Determination of Pyrethroids Residues in Tea by High Performance Liquid Chromatography with Ultrasonic Extraction;超声波提取-高效液相色谱测定茶叶中拟除虫菊酯农药残留
3.Ultrasonic extraction on yellow pigment from rapeseed flowers and antiseptic application in apple juice;超声波提取油菜花黄色素及其防腐作用研究
3)Ultrasonic wave extraction超声波提取
1.Three different extraction methods,including conventional solvent extraction,ultrasonic wave extraction and microwave-assisted extraction were compared.研究对比了常规溶剂浸提、超声波提取及微波辅助提取等方法对原花青素提取得率的影响。
2.The results indicated that the best technological conditions of extracting the total flavonoids from the stems and leaves of yellow ginger by ultrasonic wave extraction were:ethanol concentration 85%,ratio of solid to liquid 1:30,and extracting time 60min.实验结果表明:黄姜茎叶总黄酮超声波提取的最佳工艺条件为:乙醇浓度为85%,料液比(g/mL)为1∶30,超声波提取时间为60min。
3.Experiment was conducted on total flavonoid from flower bud of Chrysanthemum indicum with water as solvent by ultrasonic wave extraction.以总黄酮为指标,以水为溶剂采用超声波提取技术,通过单因素试验和正交试验确定菊米的最佳提取方法。
4)ultrasonic wave treatment超声波提取
5)ultrasonic-assisted extraction超声波提取
1.Ultrasonic-assisted extraction produced similar level of icariin as Soxhlet extraction,but with dramatically shortened extraction time and less solvent required.以淫羊藿叶为原料,用正交试验法优化了淫羊藿苷的超声波提取工艺,所得最佳工艺条件为:提取温度50℃、提取溶剂60%甲醇溶液、液固比35∶1(mL/g)、超声波作用时间20 min。
6)ultrasound extraction超声波提取
1.Response surface methodology (RSM) was employed in the work and a second order quadratic equation for propolis flavones byultrasound extraction.采用了响应曲面法(response surface methodology,RSM)建立了超声波提取蜂胶黄酮的二次多项式数学模型,并验证了模型的有效性。
2.Objective To explore a way to extract the red pigment and green pigment from the edible amaranth byultrasound extraction.方法利用苋菜中红色素在水中溶解度较大,不溶于乙醇,绿色素不溶于水,在乙醇中溶解度较大的性质可对两种色素分别进行提取分离,并通过单因素和正交实验考察了超声波提取绿、红色素的工艺参数和提取效果,并与常用溶剂浸泡法做了对比。
3.The results showed that the optimumultrasound extraction conditions for juglone were as follows:extraction time was 1.采用响应面法优化超声波提取胡桃楸中胡桃醌的条件。
延伸阅读
超声超声UltrasofliCS是指超出人耳听力范围的高频声(频率超过20000Hz）。超声具有与一般声音共同的物理性质，还具有一些其他重要的物理特性，如能够成束发射，直线传导，方向性好。传导过程中遇有声阻抗不同的反射界面时产生反射、折射、聚焦和散焦等现象。用于临床诊断的超声频率一般为2～7.5MHz。频率越高，对组织结构的分辨力越强，但远场声能容易被组织吸收、衰减，不易穿透较深的层次。
