However, the inhibition rate fell with the decreasing of the sample concentration.
随着样品浓度的降低，对各细胞株的抑制率均表现下降趋势。
More free sulfhydryls and higher sample concentration mean that one should consider using higher concentrations of reducing agent.
自由巯基数目越多，样品浓度越高，还原剂的用量就越大。
The sample concentration and the ratio of elution solution which influence the separation effect of PC and PE were further researched.
考察了进样浓度和洗脱液配比对分离效果的影响。
These pumps are widely used for applications including filtration, sample concentration, solid phase extraction. They are the important basic instruments in the lab.
无油真空泵广泛应用于过滤、样品浓缩、固相萃取等装置中，是实验室重要的基础设备。
These pumps are widely used for applications including filtration, sample concentration, solid phase extraction. They are the important basic instruments in the lab.
产品广泛应用于过滤、样品浓缩、固相萃取等装置中，是实验室重要的基础设备。
When deciding on the appropriate concentration of reducing agent for the sample, consider the number of free sulfhydryls in the sample as well as sample concentration.
在确定还原剂和样品比例时，需要考虑样品上自由巯基的数目和样品浓度。
The effects of sample concentration, ultrasonic extraction time, and different extracting solvent on the extraction of volatile microconstituents were also investigated.
研究了样品萃取量、超声波萃取时间、以及不同萃取溶剂对微量挥发性成分萃取效果的影响。
The length of the mobility tube and the electric field intensity have been adjusted to optimum, and the relationship between the drift signal and the sample concentration has been studied.
对离子迁移谱系统进行了优化，得到了最佳的迁移管长度和管内电场强度；同时研究了迁移信号和样品浓度的关系。
The influence of extracting medium, the acidity of sample, concentration of reductants, coexisting elements and carrier flow rate were studied and optimized.
研究了不同萃取介质、酸度、还原剂浓度、共存元素以及载流流速对氢化物发生的影响。
The influence of extracting medium, the acidity of sample, concentration of reductants, coexisting elements and carrier flow rate were studied and optimized.
研究了不同萃取介质、酸度、还原剂浓度、共存元素以及载流流速对氢化物发生的影响。
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