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以三甲胺及一氯乙酸为原料合成甜菜碱。Beet alkali was synthesized from trimethylamine and chloroacetic acid.

人们发现异味蛋含有大量的三甲胺。The off-flavored eggs were found to contain large amounts of trimethylamine.

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三甲胺是产生我们都能闻得出来的那股腥味的化学物质。Trimethylamine is the chemical that produces the 'fishy' smell we all recognise.

针对三甲胺的电离解离质谱。Second, aimed at the ionization and dissociation mass spectrum of trimethylamine.

研究了木质素与环氧氯丙烷、三甲胺合成木质素季铵盐的工艺。Synthesis of cationic lignin flocculant by Lignin, epichlorohydrin and trimethylamine was obtained.

研究了以TS为载体的催化剂催化氧化脱除三甲胺的臭味。Thecatalyst using TS as supporter was studied in deodorizing trimethylamine by catalytic oxidation.

碳酸钾使环氧丙烷选择性降低，三甲胺引起TS-1催化剂失活。Trimethylamine catalyzes the reaction of propylene oxide to polyethers, and causes the deactivation of TS-1.

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建立了离子色谱法测定饲料中氯化胆碱含量及鉴别饲料中氯化胆碱及掺假物三甲胺的方法。A method was developed for the determination of choline chloride and trimethylamine in feedstuff by ion chromatography.

采用松香、三甲胺和环氧氯丙烷为原料，溶剂法合成了阳离子松香。The cationic rosin was synthesized by solvent method, with rosin, trimethylamine and epoxy chloropropane as raw materials.

鱿鱼丝在贮藏过程中会产生甲醛，它是鱿鱼丝中氧化三甲胺经一定途径降解的产物。Formaldehyde is produced during the storage of shredded squid, which is one of the degradation products of trimethylamine N-oxide.

其中三甲胺是排放量大、嗅阈值低的恶臭污染物，是恶臭污染控制的主要对象之一。Trimethylamine is a kind of malodorous compound which possesses the speciality of excessive emission and low threshold concentration.

三甲胺和胆碱有相似的结构对基体三甲胺氧化物，能功能作为竞争抗化剂。Trimethylamine and choline have similar structures to the substrate trimethylamine oxide and could be functioning as competitive inhibitors.

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研究证明，由氯乙醇与三甲胺合成氯化胆碱的反应过程中，氯化胆碱具有良好的自催化作用。It ws indicated from experimental study that the choline chloride behaves good selfcatalysis in the reaction between chloroethanol and trimethylamine.

本文对鱿鱼丝中含量较高的乳糖与氧化三甲胺的反应进行了研究，探讨鱿鱼丝贮藏过程中甲醛产生的可能途径。Trimethylamine N-oxide is found in high concentrations in the shredded squid. It has been clearly demonstrated that TMAO can be degraded to formaldehyde by certain channels.

为适应市场需求增产三甲胺，我们在确保质量、降低消耗的前提下，优化醇胺配比，提高三甲胺产量。In order to adapt market requirement, we should optimize ratio of alcohol-ammonia and improve trimethylamine yield at precondition of ensuring quality and decrease consumption.

研究了以大孔强碱阴离子交换树脂为催化剂，氯乙醇和三甲胺为原料，合成氯化胆碱的新工艺。A new process to synthesize choline chloride by using macroporous strong basic anion-exchange resin as catalyst and chloroethanol and trimethylamine as raw materials is introduced.

以尿素、甲醛为原料合成脲醛树脂，然后加入环氧氯丙烷与树脂反应，再用三甲胺进行季胺化改性，得到水溶性改性脲醛树脂季铵盐絮凝剂MUFRQA。After this, it is modified by using trimethylamine to make it a quaternary ammonium salt, so as it get water soluble modified urea-formaldehyde resin quaternary ammonium salt flocculant MUFRQA.