returng titration
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美
- 返滴定法
双语例句
- The main problems in determination of gold by the back titration for the excessive FeSO4 with potassium bichromate were discussed and experimented.
对重铬酸钾滴定过量硫酸亚铁返滴定法测定金合金中金的主要问题做了探讨和实验。 - The effective composition content of poly-alcohol was measured by back titration using NaPTB complex-salt which originated from analysis method of nonionic surfactant.
本文引用非离子表面活性剂分析方法中的四苯硼钠络盐返滴定法测定了聚合醇有效成分的含量。
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