Both batch and column variants of SPE can be used for preconcentration purposes.
固相萃取的分配变量和圆柱变量都可以用于预浓缩的用途。
The migration behavior of Sr in tuff was studied in both batch and column experiments.
用动态柱实验法和静态批式法研究了放射性锶在凝灰岩中的吸附和迁移。
A batch process will build this information in the column family affiliations of the articles table by scanning the tables and extracting information from the same column family in the authors table.
一个批处理流程将扫描表并从authors表的相同列族中提取信息，从而在articles表的affiliations列族中构建信息。
The dynamic model and its control method of batch distillation column are studied in this paper.
本文围绕着间歇精馏塔对其动态数学模型及其控制方法进行了研究。
This series machine is suitable for batch or single manufacturing column straight pinions, slope pinions, helical gear and worm gear.
该机床适用于批量及单件生产加工圆柱直齿轮、斜齿轮、 链轮及蜗轮。
The sorption and migration experiments of zinc in soils were studied by batch process and dynamic column elution method with simulated rainfall.
采用静态吸附过程和动态柱淋洗方法研究了不同模拟降水量下锌在土壤中的吸附和迁移。
Display options for testing row and column short circuits (in batch mode).
测试显示选项行和列短路(在批处理模式)。
In batch operation, the feed to the column is introduced batch-wise. That is, the column is charged with a 'batch' and then the distillation process is carried out.
在间歇操作中，精馏塔进料是间歇进行的，即，先向塔内填充一批料，然后开始精馏过程。
The dynamic characteristic of concentration change on plates of batch rectification column in no reflux start up process and in no reflux period of pulse operation process have been calculated.
建立了间歇精馏无回流操作过程的数学模型，采用四阶龙格库塔法求解初值问题，计算无回流开工过程及间歇精馏脉动操作过程中无回流周期内各塔板浓度变化的动态特性。
Finally the separation of n-hexane and ethyl acetate was tested with an industrial column in a way of batch azeotropic distillation.
最后进行了工业间歇共沸精馏分离正己烷和乙酸乙酯的实验研究。
The results indicated the operating performance of the column was stable, and it could be used in scientific research, separating and purifying small batch material.
结果表明该塔操作性能稳定，可作为科研和分离提纯小批料使用。
The results indicated the operating performance of the column was stable, and it could be used in scientific research, separating and purifying small batch material.
结果表明该塔操作性能稳定，可作为科研和分离提纯小批料使用。
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