1.
Research on Extraction, Clean-up and Determination of Paraquat in Biological Sample;
生物检材中百草枯提取净化及检测方法的研究
2.
Study on Extraction,Clean-up and Ultra-performance Liquid Chromatographic Analysis of Fluvalinate and Flumethrin Residues in Royal Jelly
蜂王浆中氟胺氰菊酯与氟氯苯氰菊酯残留的提取净化及超高效液相色谱测定方法研究
3.
purifying apparatus
提纯仪器;净化设备;净化设备;净化仪器;净化仪器
4.
Study on Extraction of Diosgenin through Stepwise Biocatalysis and Its Clean Process;
阶梯生物催化协同提取薯蓣皂苷元及其洁净工艺研究
5.
A transparent, almost pure gelatin prepared from the air bladder of the sturgeon and certain other fishes and used as an adhesive and a clarifying agent.
鱼胶；牛皮胶一种从鲟鱼或其它鱼类的鳔中提取的透明，几乎纯净的明胶，用作粘合剂或净化剂
6.
Determination of Organochlorine Pesticides in Soil Samples by Gas Chromatography with Ultrasonic Extraction and Solid Phase Extraction
超声提取-固相萃取小柱净化-气相色谱法测定土壤中14种有机氯农药
7.
Research to a New Wet Metallurgical Processing for Abstracting Copper from a Kind of Cleaning Residue;
湿法处理洗净残渣提取铜新工艺研究
8.
The first step of retention analysis is to extract and clean up the trace pesticides.
农药残留量分析的第一个环节就是从样品中提取和净化痕量农药，以便进行分析测定。
9.
The extract was cleaned up by liquid to liquid separation and column chromatography, then the sample was determined by gas chromatography with Electron Capture Detector (ECD).
提取液经液—液分配和柱层析净化，然后用气相色谱仪，电子捕获检测器测定。
10.
Determination of Polycyclic Aromatic Hydrocarbons in Corn Using Accelerated Solvent Extraction and Gel Permeation Chromatography with Gas Chromatography-Mass Spectrometry
加速溶剂提取凝胶渗透色谱净化气相色谱质谱快速测定玉米中多环芳烃
11.
Study on technology for purification of WPA by solvent extraction process
溶剂萃取法净化湿法磷酸的工艺研究
12.
purified resinous extract of hemp plant; used as a hallucinogen.
从大麻中提取的纯净的树脂质；作为幻觉剂使用。
13.
Optimization of Volatile Oils Extraction and β-cyclodextrin Inclusion from Piyanjing Granules
皮炎净颗粒剂中挥发油的提取及包合工艺研究
14.
The old people in the mountains plant lindes to purify the forest.
山区的老人种菩提树来净化树林。
15.
Study on defluorination for purifying phosphoric acid by vacuum steam stripping
真空汽提法脱氟净化湿法磷酸的研究
16.
New technology for production of sodium tripolyphosphate with chemical purification measure
化学净化法制取三聚磷酸钠新工艺研究
17.
Study on Extraction Techniques of A rctium lappa,Giycine max(L) Merrill,Allium sativum
牛蒡、大豆、大蒜提取物提取工艺的优化
18.
In some factories, little is done to make the smoke clean.
在一些工厂，几乎没有采取什么措施来净化烟尘。