查询词典 extraction

The effects of concentration of complexing agent isooctyl alcohol and different dilution agents (kerosene, toluene and methyl-phenol) on extraction efficiency, coefficient of distribution and phase splitting time were investigated. The best extraction result was achieved with toluene as dilution agent and the concentration of complexing agent isooctyl alcohol of 0.5.

论文研究了络合剂异辛醇浓度、不同稀释剂对萃取率、分配系数和分相时间的影响，当甲苯作为稀释剂，络合剂异辛醇浓度为0.5时萃取效果最好。

The technology of supercritical CO2 extraction of Korean pine kernel oil and analyzed by GC/MS was investigated, putting emphasis on the effects of pressure, temperature and time on extraction yield.

利用超临界CO2萃取红松种仁油，主要研究了萃取压力、温度和时间对得率的影响，并对试验得到的种仁油进行了GC/MS分析。

Results Among them,high proportions of patients who were female,older than 70,blind in both eyes or chose much low treatment fee were found.The proportions of patients with satisfy acute vision after small incision non-phacoemulsification cataract extraction or phacoemulsification cataract extraction plus intraocular lens implantation with domestic or imported were the same large.

在白内障住院手术患者中，多见70岁以上者；多见女性；普遍选择费用较低的治疗方案；小切口非超声乳化白内障摘除术或超声乳化白内障摘除术，加国产或进口人工晶体植入术的术后满意视力构成比均最高。

An improved method that facilitates the extraction of PCR-compatible faecal DNA from giant panda\'s faeces is described. The method involves a novel preprocessing step in DNA extraction. The faeces is washed two or three times with precooled acetone, which removes numerous potential PCR inhibitors, and then digested with proteinase K. The DNA is purified with phenol/chloroform.

在粪便DNA的提取过程中采用一个新的预处理方法，将粪便用预冷的丙酮洗2～3次，除去粪便中含有的大量PCR抑制物，然后蛋白酶K裂解、酚-氯仿抽提，能提取到纯度很高的DNA供PCR扩增。

Their extraction properties have been studied by metal picrates liquid-liquid extraction and the results show:By using three thio-heterocyclic compounds, twelve novel derivatives of thioalkoxycalix[4]arenes on the lower rim have been synthesized and structurally characterized by 1H NMR、13C NMR、IR and MS.

本文采用三种巯基杂环化合物对杯芳烃下沿进行修饰，得到了下沿含有杂环硫烷氧基的杯芳烃系类系列衍生物，并利用~1H NMR、~(13)C NMR、IR和MS对所合成的十二个未见文献报道的新化合物进行了结构表征。

Bearing a basket full of fresh fruits, Tzu Chi volunteers visit this peripheral blood stem cells donor. Family members can rest assured, because from pre-extraction to post-extraction, volunteers are with the donors each step of the way. A traditional herbal tonic soup is even included on the menu, to improve the patients' health.

带上营养品和新鲜的水果，志工们拜访这位捐赠周边血的替代役男，而家属能够安心都是因为捐赠前到捐赠后的关怀；志工都无微不至的陪伴在侧，甚至带来炖煮的大补汤，要帮捐髓者补身体。

A primary study on extraction and antioxidant activity of Pu-er tea polysaccharide, Single factor analysis was used to optimize the extraction conditions of tea polysaccharide, and the antioxidant activity of TPS was also studied through the method of pyrogallic acid's own oxidating.

用单因素实验研究茶多糖提取工艺条件，并进一步通过连苯三酚自氧化测定所得普洱茶茶多糖的抗氧化活性。

A rapid and simple method was developed for determination of aroma c omponents of apple wine by head space solide-phase microextraction coupled to capillary gas chromatography-mass spectrometry. Four paramete rs, including fiber coatings,extraction time,concentration of salt, and extraction temperature,were optimized. 2-Octanol was used as an inter nal standard for accuracy improvement.

以顶空固相微萃取法（Head Space Solid-Phase Micro-Extractions，HS-SPME）和气相色谱质谱（Gas Chromatgraphy-Mass Spectrometry，GC-MS）联用，2-辛醇为内标，研究了萃取头、萃取时间、加盐质量浓度、萃取温度对苹果酒中香气物质萃取的影响，优化了分析条件，建立了快速测定苹果酒中香气物质的方法。

The efficiency of re-extraction using reused EDTA reached the original level of chelating extraction only for sludge B.

Fe置换螯合铜后之DTPA悬浮液可再利用於萃取A、B或C污泥中之重金属，而Fe置换螯合铜后之EDTA悬浮液则仅可再利用於萃取B污泥中之重金属，这是B污泥中重金属结合型态多为易萃出之可交换态与碳酸盐态所致。

And the phenol extraction is a propriety procedure for extraction proteins from aqueous phase. Based on the well-resolved 2-DE patterns, our protein preparation is free of interfering compounds.

使用此方法制备的蛋白质样品进行双向电泳，所得图谱背景清晰，蛋白质点分离效果良好，可有效分离蛋白质点3662个。

Yet, Edith says, there was always money in the bank.

但是Edith说，她的银行户口里面总是有钱。

We have created a series of files that resolve this problem--one for each day of the 40 days of purpose.

我们制作一系列的档案去解决这问题---一个为标竿40天中的每一天。