The effect of impurity fe 3 + on the crystallization of sodium persulfate was studied.
研究了铁离子杂质对过硫酸钠结晶过程的影响。
The cause of acoustic loss is considered as the viscous damping and the effect of impurity.
声损耗的原因认为是粘滞阻尼和杂质效应。
The result indicated that temperature, stress and impurity can give definitive effect on shape, size, quantity and distribution of spherulites.
结果表明：温度、应力及杂质对球晶形态、大小、多少、分布均有影响。
应用推荐