以十二烷基胺和十二酸为分散剂，通过胶溶技术制备了两种水性铁磁流体。
Two water-based ferrofluids were prepared with peptization technique using dodecylamine and dodecanoic acid as dispersing agent.
十二酸与吗啉的化合物；
红细胞膜的微粘度值与花生四烯酸和二十二碳六烯酸负相关。
The microviscosity values of erythrocyte membrane were negatively correlated with the arachidonate and docosahexanoate.
虽然人体可以自动将 α-亚麻酸（ALA）转换成 二十碳五烯酸（EPA）和二十二碳六烯酸（DHA） ，但转换率很低，人们需要食用大量含有 α-亚麻酸（ALA）的食品才行，这种做法可行性不高。
Although human can convert alpha-linolenic acid(ALA)to EPA and DHA, the conversion rate is so low, you need eat a lot of food contain ALA, that's make it impractical.
十二指肠内酸和脂肪、葡萄糖的吸收对小肠动力均有影响。
Duodenum acid, fat and glucose absorption effect on small intestine motility.
支的内毒素工作标准品中除含有3-羟基十四烷酸外，还含有3-羟基十二烷酸，说明其含有非大肠杆菌的细菌。
There was 3-hydroxydodecanoic acid in 20 EU/tube working standard endotoxin, which indicated the presence of impurity of bacterium source.
该回归方程在自变量的回归范围内适用于丙烯酸与十二醇、十四醇、十六醇酯化转化率的预测和控制上。
It is possible to predict and controll the conversion rate of esterifications such as acrylic acid with dodecanol, tetradecanol and hexadecanol by this equation.
研究了十二烯基琥珀酸淀粉酯的合成机理，比较了几种制备方法，探讨了主要的影响因素。
The research worked on the preparation of starch sodium alkenyl succinate. Various methods were compared and major factor was discussed.
说明山羊禁食后十二指肠灌注混合氨基酸和混合挥发性脂肪酸能显著抑制胃动素的释放。
The results suggest that after goats' fast infusing into duodenal with MAA and MVFA can significantly inhibit the release of motilin.
王佳新， 丁海燕， 何连芳，等。生长因子和乳化剂对热带假丝酵母产十二碳二元酸发酵的影响。中国酿造， 2011（5）： 87-89。
Wang JX, Ding HY, He LF, et al. Influence of growth factor and emulsifier on dodecanedioic acid fermentation by Candida tropicalis. China Brew, 2011(5): 87–89. (in Chinese).
以丙烯酸和十二醇为原料，在催化剂的作用下制备了丙烯酸十二酯。
Dodecyl acrylate is prepared from acrylic acid and dodecanol in the presence of catalyst.
以十二烷基硫酸钠和OP-10为混合乳化剂，制备了壳层富含氟的核壳结构丙烯酸酯共聚物胶乳。
Acrylate copolymer latex of core-shell structure with rich fluorine in shell was prepared using SDS and OP-10 as emulsifier.
结论EPCV术式降酸显著，能有效地降低术后溃疡复发率，做为治疗十二指肠溃疡并发急性穿孔是一种安全、有效的术式。
Conclusion EPCV is very effective for the treatment of acutely perforated duodenal ulcer. Postoperative gastric acid output is depressed, hence the recurrence of ulcer decreased notably.
目的：用毛细管气相色谱法测定海狗油中二十碳五烯酸（EPA）、二十二碳五烯酸（DPA）和二十二碳六烯酸（DHA）的含量。
Objective: To determine the contents of eicosapentaenoic acid (EPA) , docosapentaenoic acid (DPA) and docosahexaenoic acid(DHA)in harp seal oil by capillary gas chromatography.
目前，规模化工业生产十二碳二元酸及其衍生产品的装置已经建成投产。
At present, apparatuses for the production of dicarboxylic acids and its derivates have been setup and put into operation on an industrial scale.
方法：采用十二指肠给药，观察京尼平苷和西红花酸对大鼠胆汁流量的影响。
Methods:The bile flow rate of rats was observed after intraduodental administration of geniposide and crocetin.
用十二指肠灌注法在不麻醉状态下研究饲料寡肽对鸡肠道氨基酸吸收的影响。
Two experiments were conducted using duodenal infusion method to investigate the effect of feed oligopeptides on portal absorption of amino acids in chickens under unanesthetized condition.
以十二烷基苯磺酸为催化剂，酸醇直接酯化合成没食子酸正辛酯。
Then-octyl gallate was prepared by esterification of alcohol and gallic acid in catalysis system of dodecyl benzene sulfonic acid.
以枞酸为起点，合成了十二醇酯琥珀酸酐，采用红外光谱、核磁共振波谱及质谱对中间产物及终产物进行了结构表证。
Dodecanol abietate succinic anhydride was synthesized from abietic acid. The structures of products were characterized by spectrum of IR, HNMR and MS.
十二（碳）酸乙酯酯化产率可达到90.1%。
以甲基含氢硅油和丙烯酸十二酯为原料，氯铂酸为催化剂，通过硅氢加成的方法直接合成了长链烷基酯改性硅油。
Modified silicone with long chain acylate is synthesized by hydrosilation of PHMS and lauryl acrylate using chloroplatinic acid as the catalyst.
对花生四烯酸(AA)与二十二碳六烯酸(DHA)微胶囊粉剂在酸性乳饮料中的应用情况进行了研究。
Application status of Arachidonic acid (AA) and Docosahexaenoic acid (DHA) microencapsulated powder in acidic milk drinks were studied.
用尿素沉淀法和分子蒸馏法研究了二十碳五烯酸(简称e P A)、二十二碳六烯酸(简称d H A)乙酯的分离提纯。
In this study, urea inclusion method and molecular distillation method were applied in the purifications of ethyl ester of EPA and DHA.
厚壳贻贝的二十二碳六烯酸（DHA）含量高于紫贻贝。
The content of docosahexenoic acid (DHA)in M. coruscus was much more than that of M. edulis.
目的观察雷尼替丁枸橼酸铋联用克拉霉素治疗治疗十二指肠溃疡的疗效。
Objective to ranitidine bismuth citrate, clarithromycin curative effect of treating the duodenal ulcer.
二十二碳六烯酸（DHA）对胎儿、婴儿发育的重要生理作用已经引起了营养学界的广泛关注。
The important physiological function of decosahexaenoic acid(DHA)is being the focus of nutriology fields.
采用本体聚合方法将丙烯酸酯单体的混合物实施热聚合制备预聚体，采用核-壳聚合法的单体投料方式同时加入链转移剂十二烷基硫酵来控制反应进程。
UV curing polyacrylate pressure sensitive adhesive was synthesized by core-shell polymerization, at the same time, chain transfer agent NDM was added for controlled reaction rate.
在十二胺捕收剂体系中，研究了丙二酸、丁二酸、己二酸、癸二酸和草酸对长石和石英浮选行为的影响。
The effects of propanedioic acid, succinic acid, hexanedioic acid, sebacic acid and oxalic acid on floatation performance of feldspar and quartz in dodecyl amine system were investigated.
根据聚酰胺-胺的合成工艺，以乙二胺和丙烯酸十二酯为原料，采用“发散合成法”合成一类新的树枝状化合物；
A new dendritic compound has been synthesized with ethylenediamine and acrylic dedoca ester by divergent on the basis of the synthetic method of PAMAM.
根据聚酰胺-胺的合成工艺，以乙二胺和丙烯酸十二酯为原料，采用“发散合成法”合成一类新的树枝状化合物；
A new dendritic compound has been synthesized with ethylenediamine and acrylic dedoca ester by divergent on the basis of the synthetic method of PAMAM.
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