trimethylamine 中文意思是什麼

trimethylamine 解釋
三甲胺
  1. The pyrocatechol violet - cetyl trimethylamine bromide photometric method for the determination of tin content

    溴化十六烷基三甲胺光度法測定錫量
  2. Methods for chemical analysis of iron ores - the pyrocatechol violet - cetyl trimethylamine bromide photometric method for the determination of tin content

    鐵礦石化學分析方法鄰苯二酚紫-溴化十六烷基三甲胺光度法測定錫量
  3. It is well known that wo3 is a conductance - type semiconductor gas sensing material, but the research on fish freshness detector with wo3 - based gas sensor to trimethylamine is still at a beginning stage. in this project, the wo3 - based gas sensors to trimethylamine are made, and their gas sensing performance are researched, especially at low temperature, the results are as follows : 1. the nano - sized wo3 powder is prepared by sol - gel method of sodium tungstate and hydrochloric acid, and its microstructure is analyzed by using xrd, sem and tem, for material ’ s microstructure is closely related to gas sensing performance

    本課題制備了wo3材料，並以它為基材，製作了三甲胺氣敏傳感器，研究了其對三甲胺的氣敏性能，尤其是低工作溫度下的氣敏性能，得到結果如下: 1 、本課題以鎢酸鈉和濃鹽酸為反應物，用溶膠凝膠法制備了納米wo3材料，並採用x射線衍射分析儀（ xrd ） ，掃描電鏡（ sem ） ，透射電鏡（ tem ）對該材料進行結構分析和形貌觀察，研究發現材料的微觀結構與氣敏性能緊密相關。
  4. Two kinds of wo3 powder are prepared by sol - gel method and gas - phase reaction method with tungsten filament, and heater type gas sensors to trimethylamine are made. under different work temperatures, these sensors ’ sensitivities are measured, and the result indicates that wo3 by sol - gel has better gas sensing performance to trimethylamine. at the same time, the wo3 - based gas sensor to trimethylamine can work at low temperature, which

    3 、本課題對不同摻雜的wo3材料進行了研究，發現摻雜3 % pd的wo3基氣敏元件在150ppm三甲胺氣體中，最佳工作溫度僅為85 ，該溫度下元件最高靈敏度可達11 . 7 ，並且元件的靈敏度隨tma濃度的升高而變大，這表明摻雜pd的wo3材料在低溫下對tma氣體有很好的響應。
  5. For this purpose, 2, 5 - diaminobenzene sulphonic acid ( dabsa ) [ c6h3 ( nh2 ) 2so3h ] can be selected as one monomer of ip reaction. the other monomer can be trimesoyl chloride ( tmc ) [ c6h3 ( coc1 ) 3 ]. in order to introduce the cationic group into membrane, 4 - ( chloromethyl ) benzoyl chloride ( cmbc ) [ ch2c1c6h4 ( coc1 ) ] could be added into organic phase ( tmc ) and used for chemical modification after ip process based on the reaction between 4 - ( chloromethyl ) benzoyl chloride and trimethylamine ( tma )

    為了引入陽離子交換基團，本文採用2 ， 5 -二胺基苯磺酸作為界面聚合的無機相單體；為了引入陰離子交換基團，在均苯三甲酰氯有機相單體中加入一定量的4 -氯甲基苯酰氯，並考慮在無機相中加入適量的聚乙烯亞胺（ pei ）以增加其正荷電性。
  6. After interfacial polymerization, the module was filled with a 10 % ( wt. % ) aqueous trimethylamine solution and kept for 24 hours to convert the chloromethylated groups into cationic quaternary ammonium groups

    當界面聚合反應完成後，將膜浸入濃度為10的三甲胺溶液鄭州大學碩士學位論文中，通過化學修飾將其氯甲基基團轉化成陽離子季胺鹽基團。
  7. Solutions of 30 % trimethylamine for industrial use

    工業30 %三甲胺水溶液
  8. The off-flavored eggs were found to contain large amounts of trimethylamine.

    人們發現異味蛋含有大量的三甲胺。
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