As for assay: analysis results shall be compared, as for test for impurity: if chromatographic graphs are available, peaks of impurities shall be compared.
含量测定应比较两方法的分析结果，杂质测定若有色谱图，则应对比杂质峰的形状。
Through years of practice and theoretical analysis, we obtain the best separation result and the impurity after separation is smaller than 1% and the best result can reach 99.9%.
通过多年的实践与理论分析，获得的最佳分选效果，分选后的杂质可小于1%，即分选效果最高可达99.9%，并且属于完全物理分离，分离后各种材料的性质都不改变，不影响再生利用。
Analysis is made by ICP and SEM of the impurity content and microscopic morphology of the product.
采用ICP、SEM分析检测方法对产物的杂质含量、微观形貌进行了分析研究。
Analysis focuses on the reason for impurity concentration in closed-cycle nitrogen-water precooling system of air separation unit. The solution to this problem is also presented.
分析了空分设备闭式循环氮水预冷系统杂质浓缩的原因，提出了处理措施。
The industrial 95% ethyl alcohol separation and impurity peak qualitative analysis was carried out by GC separation.
采用气相色谱分离法，热导池检测器对工业用95%乙醇进行分离和杂质峰的定性分析。
This paper introduces the technological process, matters needing attention, analysing method of gold content and impurity and the result of the analysis of actual product.
介绍了工艺过程、注意事项、含金量与杂质的分析方法及实际产品的分析结果。
The analysis was made on harm of gas impurity to transportation of gas used in the city and corresponding measures ensuring gas quality were discussed.
分析煤气中杂质对城市煤气输配的危害性，探讨了保证煤气质量的具体措施。
The results indicate no impurity accumulation after the analysis of the recovered solution which was circularly used for 50 times.
对经过50次循环使用的回收液进行分析，未见杂质积累现象。
Non alcohol impurity in isopentanol and optical pentanol are measured with the method of chemical analysis. Offer simple detection method for their producing, offer reference for their use.
采用基本的化学分析方法测定了异戊醇及旋性戊醇中非醇杂质的含量，为其使用提供了参考，为它们的生产提供了方便适用的检测方法。
It was found that the deepness of impurity energy level is related to the atomic Numbers of doped elements by the analysis of their electronic structures.
通过对电子结构的分析，发现杂质能级的深浅与掺杂元素原子序数有关。
It was found that the deepness of impurity energy level is related to the atomic Numbers of doped elements by the analysis of their electronic structures.
通过对电子结构的分析，发现杂质能级的深浅与掺杂元素原子序数有关。
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