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- rate of cation exchange 阳离子交换率
- Isobornyl ethyl ether was prepared by the catalytic ethoxylation of camphene with ethyl alcohol in the presence of cation exchange resin fixed bed. 莰烯在阳离子交换树脂固定床催化下与乙醇反应生成异菠基乙醚。
- Montmorillonite(MMT), a layered silicate, has character of suitablecapability of cation exchange, selected absorption and nontoxic. 蒙脱土（MMT）是一种层状硅酸盐，它具有适宜的阳离子交换容量（CEC）、、选择性吸附作用、口服安全等特点。
- The mature Q49D-PLA2 mutant was obtained by Hitrap SP cation exchange and Superdex 75 gel filtration chromatography,with the recovery rate of 1.3%,and the specific activity of the mature Q49D-PLA2 mutant was 72 U/mg. 突变体融合蛋白经蛋白水解酶Factor Xa酶切后;采用Hitrap SP阳离子交换层析和Superdex75凝胶层析进一步纯化;得到突变体蛋白Q49D-PLA2;得率为1.;3%25;比酶活为72U/mg。
- In this paper,Study of cation exchange column and selection of elution system in low pressure ion chromatography are introduced. 低压离子色谱为作者提出的新型色谱体系;本文介绍了在低压离子色谱中专用阳离子交换树脂的研制及洗脱体系的选择情况.
- The effect of cation exchange resins on water dissociation is studied by measuring the current-voltage curves of the cell. 通过测量电流-电压特性曲线，研究了离子交换树脂对水解离的作用。
- This article discusses in depth the relation between the produced water"s purity of cation exchange bed and the regenerant purity, and establishes a mathematical model. 本文深入探讨了阳床出水水质与再生剂纯度的关系，并建立了数学模型。
- Abstract: The data from the determination of cation exchange capacity and montmorilloni te contents in expansive soils have been used in evaluation and classification of expansive soils according to occupation standard of TB 10042-9 5. 文摘:应用对膨胀土勘测样的蒙脱石含量和阳离子交换量测定数据，按行业标准对膨胀土进行了评判和分级。
- What's the rate of exchange against the dollar? 美元的兑换率是多少?
- We observed multi peaks for Catecholamines in the course of cation exchange chromatography.It means two or more peaks exuded from the column while only one subject was injected into the mobile phase. 发现了儿茶酚胺类物质在阳离子交换色谱过程中有“多峰现象”,即一种物质有两个或两个以上的色谱峰流出色谱柱。
- What's the going rate of computer programmers? 计算机程序设计人员的一般工资是多少？
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- What is the rate of exchange between the dollar and the pound? 美元和英镑之间的兑换率是多少?
- PLC control scheme of cation exchanger, which has application in the desalted water process, is presented in this paper. The design of software and hardware is also described. 从工程角度介绍可编程控制器（PLC）用于脱盐水处理中阳离子交换器的控制方案，并给出了有关硬件及软件的设计要点。
- What is the rate of exchange between the pound and the mark? 英镑与马克的兑换率是多少?
- The rate of incidence of a disease. 发病率发生疾病的概率
- The rate of inflation must be held down. 通货膨胀率必须控制在低水平上。
- The rate of pay was built into her contract. 工资率已写进了她的合同。
- Determination of Cation Exchange Capacity of Expansive Soils 膨胀土阳离子交换量的测定
- The rate of growth was unprecedented. 这个成长率是前所未有的。
