Destructive techniques are techniques in which the sample is decomposed by a reagent and then the concentration of the element in the aqueous extract determined by a physical technique.
破坏性技术是将样本溶解于溶剂，然后通过物理方法分析元素浓度的技术。
2
YSZ solid electrolyte film was prepared by aqueous gel casting. The influences of temperature, relative humidity and sample thickness on drying process were studied.
用水基凝胶注法制备出ysz固体电解质薄膜，研究了温度、湿度和坯体厚度对干燥过程的影响规律。
3
Objective To establish a non-aqueous titration method to determine adefovir dipivoxil standard, and prepare the authentic sample of the compound.