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- This paper aimed at setting up a useful method for measuring Cr by AAS with mixed surfactant as Sensitizer. 研究了铁对火焰原子吸收法(AAS)测定铬时的干扰作用及混合表面活性剂对其测定的增感效应。
- With the non-ionic surfactant as the carrier of the iodine,by join iodide potassium,iodate potassium,make the polyether-iodine property more stable. 用非离子表面活性剂作为络合碘单质的载体,加入碘化钾、碘酸钾等助剂,使聚醚碘性能更加稳定。
- With synthesis of a quaternary ammonium gemini surfactant as an example.The process involves two steps reaction: quaternization reaction and urethane reaction. 摘要以合成一种季铵盐双子表面活性剂为例,过程包括季铵化和胺酯化两步反应。
- The surfactant as greasing agent has many advantages, such as, full, soft, very good elangation aswell as clean waxy and sillky surface. 这一表面活性剂作为皮革加脂剂具有成革柔软、丰满、延伸性好,革面滑润等优点。
- The organic bentonites were prepared by the organic modification to bentonites by cation exchange process using cationic surfactant as modifier. 用阳离子表面活性剂作改性剂,通过阳离子交换法对膨润土进行有机改性制得有机膨润土。
- Aimed at the difficulty of heavy oil development and the high price of general surfactant as emulsifying agent,the probability of sodium humate as emulsifying agent was discussed. 针对稠油油藏开采难度大,采用常规乳化用表面活性剂费用高的现状,研究廉价的褐煤腐植酸钠作为稠油乳化剂的可能性。
- Using complex anionic surfactant as emulsifier of heavy oil, system of heavy oil and water of various rate could be well emulsified with good stability. 采用该复合剂作为重油乳化剂,可使不同比例的重油和水体系得到很好的乳化。而且稳定性较好。
- They denounced him to the police as a criminal. 他们向警方告发他是罪犯。
- You can keep my book as long as you like. 我的书你要借多久都随你的便。
- I gave him money as an inducement to leave. 我给他钱,诱使他离去。
- As a matter of fact, I've never been there before. 事实上我从未到过那儿。
- She felt just the same as he did. 她和他的感受相同。
- The formation of triangular nanoplate by-products was substantially reduced by replacing trisodium citrate with CTAB surfactant as the capping agent in the preparation of gold seeds. 在传统合成金奈米棒的实验中,奈米金三角形片状物是无法避免的副产物;
- The streets were as noisy as ever. 街上和往常一样喧闹。
- He describes himself as a doctor. 他自称是医生。
- The results showed that CPP can be emulsified and the water-soluble latex coating can be made using sulfonated castor oil surfactant and sodium laurylsulfate surfactant as the emulsifiers. 实验表明,用十二烷基硫酸钠和磺化蓖麻油作乳化剂,可以把氯化聚丙烯制成水性乳液涂料。
- Bacteria taken the glycolipid surfactant as the main metabolic production and producing a little low-molecular organic acid simultaneously were selected to put on a piece of slide glass. 将主要代谢产物为糖脂类表面活性剂的菌种(同时产少量低分子有机酸)放在载玻片中进行实验,从中可观察到细菌由于具有化学趋向性而在油水界面处富集。
- The main contents are as follows.Mesoporous silica films are fabricated by an evaporation induced self-assembly (EISA) procedure using the nonionic alkyl (ethylene oxide) surfactant as a template. 主要工作包括: 以非离子型烷基聚氧乙烯醚表面活性剂为模板,采用挥发自组装工艺制备介孔氧化硅薄膜。
- We directly mixed natural latex with a surfactant so lution by choosing the surfactant as stabilizer for making cationic natural late x. This cationic natural latex enhances natural latex application. 本文选择一种阳离子表面活性剂为制取酸性天然胶乳的稳定剂,直接把天然胶乳与这种表面活性剂的溶液混合,制取酸性天然胶乳,开拓了天然胶乳的应用范围。
- As the car hit the tree he was snot out. 汽车扭在村上,他被猛地摔了出来。