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1)  leaching first and extracting afterward
先浸后提
2)  extraction [英][ɪk'strækʃn]  [美][ɪk'strækʃən]
浸提
1.
Study on the technology of flavones extraction from lotus leaf;
莲叶中总黄酮的浸提工艺研究
2.
Study on Extraction Techniques of Carotenoids in Red Tangerine Peel;
红橘皮类胡萝卜色素浸提工艺研究
3.
Kinetics of the extraction of black leaf tea;
植物物料红茶的浸提动力学研究
3)  Leaching [英][li:tʃ]  [美][litʃ]
浸提
1.
Experiment Research of Leaching and Combustion Characteristics of Spent Potlining in Aluminum Electrolysis;
铝电解废阴极浸提及燃烧特性的实验研究
2.
The different processes of leaching and spray drying technology to extract gum from flaxseed were conducted.
以亚麻籽为原料,利用浸提工艺和喷雾干爆工艺制备亚麻胶的过程,分别考察了提取温度、浸提时间、洗胶次数、总料液比对提取率的影响,并通过单因素和正交试验确定了亚麻胶最佳提取工艺条件:洗胶次数为4次、浸提温度为80℃、浸提时间为1h、总料液比为1:4,该条件下亚麻胶的量可达8。
3.
Glossy privet fruit was extracted in 95 %vol edible alcohol by ultrasound,the optimum leaching program was screened out by HPLC with leaching amount of oleanolic acid as the index.
以95%vol食用乙醇超声浸提女贞子,采用HPLC检测方法,以齐墩果酸浸出量为指标筛选出最佳浸提方案;以女贞子浓缩浸提液和浓香型白酒为主要原料,辅以蔗糖、柠檬酸、甘油等,确定了最佳调配工艺,研制出营养丰富、风味独特、色泽明快、酒体清亮的女贞子保健酒。
4)  lixiviation [英][lik,sivi'eiʃən]  [美][lɪk,sɪvɪ'eʃən]
浸提
1.
The production techniques included grinding,lixiviation,filtration,blending a nd sterilization.
采用绿茶、60度优质口子酒、蔗糖、柠檬酸、Vc等为原辅料研制生产绿茶酒,工艺包括研磨、浸提、过滤、勾兑和杀菌。
2.
Combing with oxygen or reducing substances in grape juice, SO2 not only has theeffect of antioxidation but also can improve acidity and the efficiency of Lixiviation, which has good effect on color and aromaof grape juice.
许多研究研究表明,游离SO2在葡萄汁中起到杀菌和澄清的作用;SO2与空气中的氧气或葡萄汁中的还原物质结合不仅起到了抗氧的作用,还提高了酸度,增加了浸提效果,对葡萄汁的色泽及香气产生良好的影响。
3.
Bee pollen was used as raw materials and the effects of different lixiviating conditions on lixiviation rate of free amino acids and flavonids from bee pollen were investigated.
当以水为浸提剂,浸提温度为4℃,经4h浸提后,其游离氨基酸和黄酮分别可达14。
5)  extracting [英][iks'trækt]  [美][ɪk'strækt]
浸提
1.
Effects of Water Extracting on Potassium Content in Flue-cured Tobacco Leaves;
水浸提对烤烟叶片钾含量的影响
2.
The results showed that hot water was an ideal solvent for glutathione,extracting,and the extraction procdure was optimized by single factor and orthogonal experiments,the optimal extraction condition are extraction time 12 min;the ratio between mater and solvent 1∶9;the suitable extraction temperature 95 ℃ and stirri.
以脱脂小麦胚芽粉为研究对象,用热水、甲酸和乙醇浸提溶剂提取谷胱甘肽,分析比较不同提取浸提溶剂的提取效果,通过单因素和正交试验,对其提取工艺进行了优化。
3.
The odd factor test' results indicate:temperature,alcohol concentration,pH have notable influence to extracting pigment,pectic enzyme,ultrasonic,microwave can improve extracting effect,but the impact is not prominent.
单因素试验研究表明:温度、乙醇浓度、pH值对色素浸提有显著的影响;果胶酶、超声波、微波处理能够提高色素浸提效果,但效果不显著。
6)  extract [英][iks'trækt]  [美][ɪk'strækt]
浸提
1.
Effect of several factors in extracting polysaccharides from exopleura of Ginkgo biloba L.;
银杏外种皮多糖浸提的影响因素分析
2.
Study of the Condition of Extracting Oil from Honeybee Pupae;
浸提法提取蜂蛹油脂的研究
3.
Study on the Extracting Method of Kuding Tea by Adding Exogenous Enzymes;
苦丁茶酶解浸提方法的研究
补充资料:碱浸-硫化沉淀法提铊


碱浸-硫化沉淀法提铊
extraction of thallium by alkaline leach-sulfide precipitation

一压团、Na0H熔炼即得金属蛇。 此法适于从高砷的含金属佗及硫化蛇的物料中提取佗,在硫化沉淀佗的单元过程中,既沉淀出铭,又同时除去砷,并能综合回收含佗物料中的锢、福及锌等,是从高砷含佗的铜福渣中回收蛇的一种较好方法。um by alkaline leaeh一sulfide preeiPi-tation)含蛇物料经过或化焙烧、碱浸出、硫化沉淀处理,进而生产金属枕的过程。含蛇物料有部分蛇以佗硫化物形态存在,需通过氧化焙烧使之转变为易挥发的T12O进入挥发烟尘中得以回收。利用T12O易溶于碱溶液的性质,用碱浸出含铭挥发物,使铭转入溶液。再用NaZS使溶液中的T120转变成T12S沉淀析出。进而从T12S沉淀物中制取金属佗。 本法适用于处理含铭0.01%~。.26%的铅、锌、铜熔炼烟尘以及含铭2写~18%的铜福渣。这两种含蛇物料的主要杂质是铅、锌和硫等。前苏联用这种方法从含蛇炼铅烟尘或铜福渣中回收花,其工艺流程如图。中国也曾用这种方法回收铭,后段作业改为TI:S硫酸浸出,得T12SO;用Nso3萃取,其反萃液仍接前苏联工艺的氯化沉淀佗、硫酸转化、置换和碱熔获得纯度”.99%的金属蛇。 含佗物料在773一923K温度下进行氧化焙烧,物料中佗便转变成T120挥发进入烟气,从烟气得含蛇。.4%一1%的挥发物。含T120挥发物用NaOH的混合溶液进行碱浸出,碱浸出温度控制在353~363K,终点pH控制在8~10。在此浸出条件下,T12O转变为T12eO3和TI(OH)进入碱浸出液: TI:O+NaZCO3+H:O—T12CO3+ ZNaOH T12O+HZO—ZTI(OH)获得含蛇0.6~0.659/L的碱浸出液。在保持碱浸出液温度不变条件下,加入物料重量5%的NaZS,此时碱浸出液中的T12CO:和Tl(OH)便生成T12S沉淀析出: T12CO3+NaZS—T12S十+NaZCO3 ZTI(OH)+NaZS—T12S令+ZNaOH约有90%的佗生成T12S沉淀析出。如T12S沉淀物含砷过高,则需多添加Na多,使砷以多硫化物形态转入溶液而除去: AsZS3+3NaZS一ZNa3AsS3此时可得含蛇约78%的沉淀物,残留砷降到0.1%一0.2%。T12S沉淀物用锌电解(见锌电解沉积)废液浸出2~3h,浸出液固比为20:1,浸出温度控制在363K,约有97%的蛇转入溶液。从处理氧化亚佗挥发物到转入锌电解废液的浸出液中的蛇回收率为75%一80%。含佗的浸出液用锌粉置换得海绵铭,海绵蛇经遗竺竺竺粤生盛望竺竺1 .1__ 宗…一矛 广二杏,__}竺军巡竿份件计门坠…竺一沤知综合回收锢、锅卫属兰竺}t 中…一查处理甲放竺竿竺一当巡}l Tr~,eeL,}}里二奥 竺竺色遭~浏卜分一习{ 碱浸一硫化沉能法提佗流程J lanJ旧一Iiuhua ehendianfa tita碱漫一硫化沉淀法提蛇(extraetion of thalli-
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