查询词典 purification

The extraction, purification and physicochemical characterization of polysaccharides in Opuntia were studied. The structural analysis and antineoplastic activities of the polysaccharides also been examined.

本文主要研究了仙人掌多糖的提取工艺的优化、分离纯化、理化性质及结构分析、抗肿瘤等方面的内容。

Separation and purification of microorganism, advanced wastewater treatment technology, RO technology (especially for various anti-pollution and low-press reverse osmose membrane), as well as other new physical and chemical sewage treatment technology, phosphorus and nitrogen desorbed from living waste technology, new type of electrochemistry sewage treatment technology and special electrode development.

污水生化处理高效微生物分离提纯，污水深度处理技术，膜过滤技术（特别是各种高通量抗污染低压反渗透膜），以及其它新的污染物高去除率污水物理化学处理技术，生活污水磷、氮高效脱除技术，新型电化学污水处理技术与特殊电极研发。

Self-incompatibility is a widespread mechanism in flowering plants that prevents self-fertilization and promotes outcrossing. It has great influence on maintenance of germplasm purification and increasing in seed yield.

自交不亲和性在十字花科植物中广泛存在，其对种质的保纯及产量的进一步提高造成了较大的影响。

Raises the purification project - gold shell square temporarily in view of the national biggest shellfish the design, Several tests has been done such as the aquaculture density, the water circulation, the aeration form, the water temperature and the oxygen consumption capacity, the oxygenizement ability, the water circulation quality, death of halting electricity, which has obtained the reliable design variable.

作者针对全国最大的贝类暂养净化项目——金贝广场的设计，进行了暂养密度、循环水量、曝气形式、水温与耗氧量、充氧能力、循环水质、停电致死等试验研究，取得了可靠的设计参数。

The proceess of water purification includes fine filtration,ozonization,irradiating of ultraviolet ray, absorption of activated carbon,purifying by mai-fan stone etc.

该机即节省了臭氧，又避免了二次污染，其净化水的过程包括：微细过滤、臭氧氧化、紫外线照射、活性炭吸附、麦饭石净化等。

Methods Human pancreas tissue was digested with collagenase P using a semi-automated pancreas-digestion system followed by purification in a HCA-Ficoll continuous gradient using Cobe2991 cell separator.

方法使用自制的半自动人胰腺消化分离装置及胶原酶P进行人胰腺的消化分离，用COBE2991细胞分离机及HCA-Ficoll纯化人胰岛细胞。

After the recombinant plasmid pAd-VP linearized with PacI transferred into HEK-293A cell,the recombinant virus was isolated and purified in HEK-293A cells by three times plaque purification.

RT-PCR 检测证明目的基因在 mRNA 水平上可有效表达；应用 O 型口蹄疫病毒标准阳性血清进行间接荧光抗体试验，在 rAd-VP 感染的 HEK-293A 细胞的胞质可见清晰荧光。

Pocine interferon α mature protein genes were amplified by reverse transcription polymerase chain reaction, and the recombinant replication-defective human adenovius serotype 5 plasmid pAd-poIFN-α was constructed. When the recombinant plasmid pAd-poIFN-α was linearized with PacI, and then transferred into HEK-293A cells, the virus plaque was isolated and purified in HEK-293A cells by three of plaque purification passages.

本研究利用RT-PCR方法扩增猪α干扰素成熟蛋白基因后构建了重组腺病毒质粒pAd-poIFN-α，经PacI酶切后转染HEK-293A细胞，3次噬斑纯化后获得了重组腺病毒rAd-poIFN-α。

The separation purification and appraisal of mold on the leather sheaths and paneling in the military warehouses were carried out.

为了采取有效措施防治兵工仓库中霉菌的危害，对某兵工仓库中包装板和皮套上的霉菌进行了分离纯化与鉴定。

Lysis solutions from imported and domestic genomic DNA purification kits,and 2% Trition X-100 and 5%guanidinium isothiocyanate were added into the oocysts,followed by different combining forms of freeze-thawing,proteinase K and sonication.Real-time PCR was used to determine the copies of Cryptosporidium oocyst wall protein gene.HCT-8 cells were infected by C.andersoni oocysts.Real-time PCR was used to determine the enhancement effect of fetal calf serum,glucose,ascorbic acid,folic acid,calcium pantothenate and insulin while added into RPMI-1640 medium.

在隐孢子虫卵囊悬液中分别加入进口试剂盒和国产试剂盒的裂解液以及2%Triton X-100和5%异硫氰酸胍，辅以不同组合方式使用的冻融法、蛋白酶K法和声裂法裂解卵囊，通过Real-time PCR法测定裂解产物中隐孢子虫卵囊囊壁蛋白(Cryptosporidium oocyst wall protein，COWP)基因拷贝数。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。