查询词典 extraction thimble

To study on extraction of essential oil from Alpinia officinarum Hance by cellulase and ultrasonic, the effects of ultrasonic time, temperature and time of water bath, amounts of cellulase on the extraction efficiency of essential oil from Alpinia officinarum Hance were investigated. And the influence of the four factors was determined by orthogonal experiment.

研究了酶法、超声波辅助水蒸气蒸馏法提取高良姜中的挥发油，对超声时间、水浴温度、酶作用时间、酶用量进行单因素实验分析，在此基础上做正交实验。

We isolate the LCA binding glycosylated proteins from anosia human liver cell extraction and liver cancer cell extraction by LCA coupled epoxy magnetic particles, and the glycosylated fractions were separated by 2D gels which were analyzed by 2D ImageMaster to established disparity expression spectra between Chang Liver and SMMC-7721 firstly.

利用该方法对健康人肝脏细胞Chang Liver总蛋白、肝癌细胞SMMC-7721总蛋白及健康人血清进行了糖蛋白的分离纯化，结合2D电泳技术及其图像分析，建立了健康人肝脏细胞ChangLiver和肝癌细胞SMMS-7721 LCA结合糖蛋白的差异表达谱，分别得到蛋白质点148±5和209±7个，匹配点数为127，匹配率为85.36%。

Uses the strong sulfuric acid anthrone determination kelp polysaccharide the content, mainly uses the single factor experiment definite orthogonal experiment, makes the microwave radiation time, the liquid-solid separately compared to, the ph value as well as the extraction temperature to the kelp polysaccharide extraction quantity influence, determines the best experimental condition again by the orthogonal experiment.

采用浓硫酸蒽酮测定海带多糖的含量，主要利用单因素试验确定正交实验，分别做出微波辐射时间、固液比、ph值以及提取温度对海带多糖提取量的影响，再以正交实验来测定最佳实验条件。

This thesis used Ultrasonic Assisted Extraction and established pretreatment method for PBDEs and PBBs in both tea leaf and aquicolous propagation, and also optimized Soxhlet Extraction conditions on analysis of PBDEs and PBBs in sediment. This thesis consisted of five chapters.

采用超声辅助提取法作为提取方式，建立了适合于茶叶、鱼类和贝类样品中PBDEs与PBBs同时分析的样品前处理方法；优化了索氏提取法在沉积物样品中PBDEs和PBBs同时分析的条件。

Five methods namely improved CTAB method, CTAB-silica extraction method, SDS method, low pH extraction method with high salt and Zhou shiliang method were adopted to extract genome DNA from the leaves of Citrus aurantium. And three methods including ultraviolet spectrophotometer, agarose gel electrophoresis and SSR-PCR amplification were used to detect extracted sample DNA.

以枳壳叶片为试验材料，分别采用改良CTAB法、CTAB-硅珠法、SDS法、高盐低pH值法和周世良法5种方法提取枳壳基因组DNA，并通过紫外分光光度计、琼脂糖凝胶电泳及SSR-PCR扩增3种方法对所提取的DNA样品进行检测。

The extraction and purification of Acetobacter Z127 ADH. Four methods were employed to isolate ADH from Acetobacter Z127 just to find bacteriolytic solution could break cell efficiently and maintain ADH activity simultaneously and thus it was suitable for the extraction of Acetobacter Z127 ADH.

通过实验对模型的检验，表明实验建立的细胞生长动力学模型和乙醇消耗动力学模型可以反映Acetobacter Z127的生长、消耗反应规律。3Acetobacter Z127中ADH的提取纯化。

Batatas by water-dissolving and water-dipping extraction technology and alcohol-water solution extraction technology were studied and compared.

方法利用水溶水浸提取工艺和酒精水溶液提取工艺对紫红薯色素的提取进行研究与比较。

The effects of extraction temperature, microwave power, extraction time on betulin yield by MAE were discussed and the betulin content was determined by HPLC.

考察了提取温度、微波功率、提取时间对桦木醇收率的影响，并用高效液相色谱法测定了萃取物中桦木醇的含量。

The current developments were summarized and the research contents of this thesis were described.In the second chapter, a simple procedure is described for the simultaneous extraction and determination of betulin and betulinic acid in white birch bark. To compare extraction efficiency, effect of white birch bark growing in different locations and different extract solvents on the content of betulin and betulinic acid were evaluated.

第二章建立了一种简单、准确度、灵敏度高和重现性好的RP-HPLC同时测定白桦树皮中白桦酯醇和白桦酯酸含量的方法，并用这种方法研究了提取溶剂以及产地对树皮中白桦酯醇和白桦酯酸的含量影响，确定了最佳的提取工艺。

The results showed a betulin yield of 25.43%, a purity of 59.19% was achieved from 1g powder of B. platyphylla bark under the extraction temperature of 72℃, microwave power 67W, and extraction time 100s.

试验结果表明，1g白桦树皮粉末，在提取温度72℃、微波功率67W，提取时间100s的条件下，微波辅助提取的桦木醇收率达到25.43%，纯度达到59.19%。

My father is over 60 years old, and he lifts weights every day.

我爸爸六十多岁了，他每天都练习举重。

Then in a serious tone she declared:"It doesn't pay, dear boy, to look like a ninny with one's wife the first night."

两眼湿润了，她把身子蜷得很小，这样似乎可以更好地闻闻自己。