Conclusion: the preparing method of high speed centrifugation could replace the normal preparing method of water ethanol method.
结论：高速离心法可取代常规水醇制备方法。
Objective: To compare the different influences for preparing technology resulted from respective preparing method of high speed centrifugation and water ethanol method.
目的：比较高速离心方法与常规水醇方法对制备工艺的影响。
Method By using extractor, water and ethanol were used as medium respectively.
方法用索氏提取器分别以水、乙醇为浸提介质。
A method for determining the content of water, ethanol and propylene glycol in tobacco flavor by gas chromatography with a packed column was established.
建立了填充柱气相色谱法测定烟用香精中水、乙醇、丙二醇含量的方法。
Steady Iron_sulfur nanoclusters were synthesized in the mixed solvent of water and ethanol with surface modification method.
采用表面修饰的方法在水醇的混合溶剂中制备出了在空气中性能稳定的纳米铁硫簇。
Method: Water extracts and ethanol extracts were obtained by maceration method, while petroleum ether extract was obtained by soxhlet's extracter.
方法：用浸渍提取法从洋虫中得到水提取物和乙醇提取物，用索氏提取器提取得到石油醚提取物。
The method of parallel motion of response curve for lead ion-selective electrode in lead buffers is given to determine the stability constant of Pb-NTA complex in ethanol-water solvent.
本文提出了金属缓冲溶液中离子选择电极响应曲线平移法测定配合物的稳定常数。
Nano silicon particles have been prepared in the de-ionized water and ethanol-glycol solution by pulsed laser method.
采用激光液相法在去离子水体系和乙醇乙二醇有机体系中制备了纳米硅颗粒。
Method: Sample was refluxed with ethanol in a water bath .
方法：采用乙醇做溶剂，水浴加热回流提取。
The crude polysaccharides from Enteromorpha linea were extracted by hot water and refined by ethanol precipitation method.
采用热水浸提、醇沉精制提取缘管浒苔粗多糖，并研究了其理化性质。
Method the extracts of petroleum ether, ether, ethyl acetate, ethanol and hot water from the whole plant were used to determine the in vitro miti-oxidant and antibacterial activity.
方法对楮头红的石油醚、乙醚、乙酸乙酯、乙醇和热水的粗提取物分别进行体外抗氧化和抑菌试验。
The best extraction method and process of flavonoids from water chestnut were investigated using ethanol extraction and microwave extraction respectively.
研究了乙醇浸提法、超声波法和微波法提取荸荠总黄酮的最佳工艺。
The best extraction method and process of flavonoids from water chestnut were studied by used ethanol extraction, ultrasonic extraction and microwave extraction.
研究了乙醇浸提法、超声波法和微波法提取荸荠总黄酮的最佳工艺。
MTT colorimetric method was used to investigate the cytotoxical effects of water extract and ethanol extracts from Tung-seed meal on chick embryo fibroblast (CEF).
采用MTT法检测了水提物等不同提取成分对正常鸡胚单层成纤维细胞（CEF）的毒性作用；
Method By using Soxhlet extractor, water and ethanol were used as medium respectively.
方法用索氏提取器分别以水、乙醇为浸提介质。
In this paper the extraction techniques by water, ethanol and water-extraction-and-alkali-deposition were compared, and it's founded the third method is the most efficient.
通过对水抽提、醇抽提、水提碱转法三种甜茶多酚抽提工艺进行对比，得出水提碱转法为较好的一种抽提方法。
The method of xylene -induced ear swelling in mice was used to determine the anti-inflammatory effects of different ethanol and water extracts.
采用二甲苯致小鼠耳部肿胀法，测定紫草不同浓度的醇提物和水提物的抗炎作用。
The method of xylene -induced ear swelling in mice was used to determine the anti-inflammatory effects of different ethanol and water extracts.
采用二甲苯致小鼠耳部肿胀法，测定紫草不同浓度的醇提物和水提物的抗炎作用。
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