化学交换,chemical exchange
1)chemical exchange化学交换
1.Therefore,it could be confirmed that there was an intra-molecular chemical exchange as Omeprazole was dissolved in DMSO-d6.测定结果显示2种不同溶剂体系下的T2值差别很大,证明了在DMSO-d6溶剂体系中该化合物存在一个分子内的化学交换过程。
2.The chemical exchange rectification method is mainly used for production of ~(10)B and ~(11)B isotopes of concentrations of 95% and over.通过对硼同位素分离生产技术发展过程的分析,认为化学交换精馏法仍是目前能够实现工业化的主要方法,并提出了存在的问题及发展方向。
3.The network of chemical exchange is built and the exchange rate constants are also calculated.用二维交换谱 (2DEXSY)研究了水杨醛硫代苄基半卡巴腙分子内活泼质子在丙酮溶液中的动态特性 ,建立了活泼质子与溶液中的水分子间的化学交换网络 ,并计算了化学交换的速率常数K 。
英文短句/例句

1.Low Temperature Synthesis of TiC\TiN\TiCN Nanaocrystallites Via Chemical Metathesis Route;化学交换法低温合成TiC\TiN\TiCN纳米晶体
2.Studies on Kinetic Properties Involved in Chemical Exchange by Dynamic Nuclear Magnetic Resonance;动态核磁共振研究化学交换相关的动力学性质
3.The Application of Sol-Thermal and Chemical Metathesis Methods in the Nanomaterial Synthesis;溶剂热和化学交换法在纳米合成中的应用
4.Ion exchangers [chemical preparations]离子交换剂(化学制剂)
5.Electrocatalysis in Polymer Electrolyte Membrane Fuel Cells质子交换膜燃料电池中的电化学催化
6.Guidelines for the Exchange of Information on Chemicals in International Trade交换化学品国际贸易信息的指导方针
7.function of exchange(市场学) 交换功能
8.Synthesis of chlorotoluene by anodic oxidation using an ion exchange membrane应用离子交换膜通过电化学氧化合成氯甲苯
9.Bilateral Verification Experiment and Data Exchange related to Prohibition of Chemical Weapons关于禁止化学武器的双边核查实验和数据交换
10.Radiochemical analysis of strontium-90 in water--Ion exchange methodGB/T6765-1986水中锶-90放射化学分析方法离子交换法
11.chemical process in which one atom or ion or group changes places with another.原子或离子或基团互相交换位置的化学过程。
12.London Guidelines for the Exchange of关于化学品国际贸易资料交换的伦敦准则
13.The Nitration of Toluene by Nitric Acid-Ion-Exchange Resin and Its Kinetic Study甲苯的硝酸-离子交换树脂硝化及动力学研究
14.Electrochemical and Mathematical Model Studies on PEMFC;质子交换膜燃料电池的电化学和数值模拟研究
15.Kinetic Model for the Esterification of Methanol with Acetic Acid in the Presence of Cation-exchange Resin;阳离子交换树脂催化合成乙酸甲酯动力学研究
16.Preparation an Properties of NiHCF Thin Films for Electrochemically Switched Ion Exchange;电化学控制离子交换膜的制备与性能研究
17.Code-switching in the Academic Classroom: Optimization for Communication;学术课堂上的语码转换:交际中的效果最佳化
18.Synthesis Ammonia Electrically at Atmospheric Pressure and Low Temperature with Proton Exchange Membrane;质子交换膜在低温常压电化学合成氨中的应用
相关短句/例句

chemical interesterification化学酯交换
3)chemical metathesis化学交换法
1.In order to find a simple and easy preparation method of nickel boride nanowires,the chemical metathesis using NiCl2 and NaBH4 as reactants was used.为了寻找简单易操作的方法合成硼化镍纳米线,以氯化镍和硼氢化钠为原料,通过化学交换法进行制备,将反应后得到的产物用X射线衍射仪、透射电子显微镜及多功能表面分析仪等进行了表征。
4)distillation and chemical exchange reaction精馏与化学交换
5)chemical exchange distillation化学交换精馏法
1.Advances in boron10 isotope separation by chemical exchange distillation are reviewed.综述了化学交换精馏法分离同位素硼10的技术进展。
6)chemical exchange reaction method化学交换反应法
1.By chemical exchange reaction method between BF_3 and the complex anisole,the separation character of ~(10)B isotopes is studied.采用化学交换反应法,针对三氟化硼-苯甲醚分离体系,研究了硼同位素分离生产过程的特点,建立了交换精馏塔的稳态数学模型,并利用Matlab程序进行模型求解,得到了不同分离要求和操作条件对交换精馏塔理论塔板数的影响。
延伸阅读

单温化学交换法分子式:CAS号:性质:化学交换法分离同位素,必须在交换塔内进行两相逆流连续操作,因此需要在塔的两端实现两种化合物之间的相互转化,与化工精馏单元操作类似,即实现塔两端的回流操作。凡系用化学方法或电解法进行回流,交换塔在一个温度下操作,称之为单温化学交换。