本文研究了电场和提取剂对胞外聚合物提取效果的影响。
This paper has studied the effect of electric field and extraction reagent on extracting extracellular polymers.
结果表明：30%酸性乙醇是美国地锦色素的较好提取剂。
It reveals that 30 % acidulous grain alcohol is suitable, superior in the pigment dissolving.
以乙醇为提取剂，微波辅助提取法提取金柚皮中的总黄酮。
The total flavonoids in golden-pomelo peels was extracted by microwave-assisted extraction using ethanol as solvent.
比较了不同提取剂的提取效果，结果表明以无水乙醇为最佳。
The results indicated that anhydrous ethyl alcohol was the optimum solvent.
研究了草莓红色素的性质、不同种类提取剂的提取率及提取工艺。
The properties of strawberry red pigment and its extraction rates and extraction technologies of different extractants have been studied.
采用微波辅助提取方法，以乙酸为提取剂从辣椒粉中提取辣椒素。
Capsaicin is extracted from the powder of capsicum with microwave assisted, and acetic acid is used as the extraction solvent.
结果表明：乙二醇二甲醚为提取剂，粗产品中双黄酮类成分较高；
The results showed that using solvent ethyl diol dimethyl ether, biflavone content in crude extractings is higher than that obtained by using other solvents.
研究了提取时间、温度、相体积比以及助提取剂用量对提取率的影响。
The effect of temperature, time and phase volume ratio on the extraction yield of cytochrome C is discussed.
结论证明，在冰浴条件下，使用二硫化碳作为提取剂，其回收率可达73%。
As a result, the recovery rate can get 73% in ice bath using carbon disulfide disulphide.
探讨了不同提取剂，提取的剂用量、提取时间、次数及超声波功率对提取效果的影响。
The effects of different solvents, solvent amount, extraction time and times, and ultrasonic wave power were explored.
苋菜色素为水溶性色素，以水作为提取剂提取的苋菜色素，在可见光区有三种有色物质。
The water -soluble red pigments from amaranth were extracted with water. There are three colored substances in the range of visible light.
研究和提出了以硝酸铵-乙醇作为提取剂提取活性氧化镁(即游离氧化镁)的分析方法。
A new analytical method was investigated and proposed for determination of active magnesium oxide (free magnesium oxide) in the slag using ammonium nitrate - ethanol as the extraction reagent.
目的：采用异丙醇为提取剂，一种新型沉淀剂壳聚糖对猪胰脏中胰酶的制备工艺进行研究。
Pancreatin was extracted from pig pancreas using isopropyl alcohol as solvent and chitosan as precipitant.
对比分析结果表明，M3提取剂提取土壤有效铜、锌、铁、锰测定值的重现性好、稳定性强。
The results showed that M3 extracting reagent had a fine repeatability and stability of the test values.
结果显示，选择合适的流动相，使用丙酮、乙醇或异丙醇为提取剂可以获得较好的提取效果。
The results showed that if appropriate mobile phase was chosen, the adoption of acetone, ethanol and isopropyl alcohol as organic agents for melamine extraction could also got good results.
笔者还对孵育介质pH和温度、提取剂及样品基体等因素对定量曲线的影响进行了研究和讨论。
Effects of PH in the reaction medium, the incubation temperature, the extracting agent and the sample matrix on the detection sensitivities were also studied and discussed.
与直接加热提取法相比，微波提取能大大缩短提取时间，降低提取剂用量，并能提高提取物收率。
Compared with the direct heating extraction, microwave extraction can greatly shorten the extraction time, decrease the extraction dosage, and improve the yield of the extractants.
原位末端标记表明：六神丸乙醇提取剂诱导HL-60细胞凋亡在一定范围内呈时间-浓度依赖关系；
In situ end-labeling method (POD) indicates:HL-60 cells apoptosis induced by Liu-Shen-Wan alcohol extraction have time-concentration dependency relation within certain ranges;
K2SO4对土壤硒的浸提量低，与植株含硒量间的相关性不显著，不适宜作水稻土有效硒的提取剂。
The correlation didn't reach significant level. 0.2 molL-1 K2SO4 wasn't the suitable available Se extractant for paddy soil.
结果表明：在常温下以0.5~1%的柠檬酸为提取剂，95%的乙醇为洗脱剂，能达到很好的提取效果。
The results show that better extraction effect can be got by using 0.5-1 % citric acid solution for extraction solution and 95 % alcohol for elution solution at normal room temperature.
样品予处理采用氯仿—甲醇（9：1）混合液为提取剂，使用一只长颈漏斗将提取和净化步骤一次完成。
The samples of grain were extracted with chloroform-methyl alcohol(9:1), and using a long neck funnel, extracting aad Cleaning up of the samples were finished at thg same time.
人参根磨粉后，以蒸馏水为提取剂，用超声波法提取人参根中人参多糖，采用苯酚-硫酸比色法测定多糖含量。
Using distilled water as extraction agent, ginseng polysaccharides were extracted by method of ultrasonic wave from ginseng powder.
以菠菜为原料，以乙醇溶液为提取剂，研究了采用超声波辅助工艺提取菠菜中绿色素的方法及菠菜绿色素的稳定性。
Using ethanol solution as the extraction agent, green pigment was extracted from spinach with ultrasonic-isted extraction. The extraction process and stability of the green pigment were studied.
方法在微波功率和萃取时间一定的条件下，分别选用有机溶剂甲醇、乙醇、甲苯、丙酮及环己烷为提取剂，进行间歇性提取。
METHOD Under the same conditions of microwave power and extraction time, methanol, alcohol, toluene, acetone and hexamethylene were used as the extractant to carry out intermittent extraction.
在测定土壤中可溶态稀土元素含量时，由于选用了新型提取剂(NMSNMSNRY)，使测得的土壤中可溶态稀士元素的含量与一些植物叶片中的稀土元素含量有很好的相关让。
Due to the selection of new soil extractant (NMSNMSNRY), correlation coefficients between rare earth oxide content in leaves of some plants and soluble rare earth elements in soil were very high.
当我走进一家药店，看到货架上摆满了各种维生素、提取物和其他补充剂，它们都承诺能加快或促进减肥效果，对此我总是感到困惑。
I'm always baffled when I walk into a pharmacy and see shelves bursting with various vitamins, extracts and other supplements, all promising to accelerate or promote weight loss.
当我走进一家药店，看到货架上摆满了各种维生素、提取物和其他补充剂，它们都承诺能加快或促进减肥效果，对此我总是感到困惑。
I'm always baffled when I walk into a pharmacy and see shelves bursting with various vitamins, extracts and other supplements, all promising to accelerate or promote weight loss.
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