醋酸钙杂质的存在使木糖溶液介稳区变窄，晶体生长速率加快。
The metastable zone is narrowed, and the crystal growth rate is increased in the presence of calcium acetate as an impurity.
高温区介电弛豫的激活能与电导激活能十分接近，因此电导对高温介电弛豫的产生起到了关键作用。
The conduction contributes to the high temperature dielectric relaxation which has the similar activation energy of that of conduction.
采用激光法测定了甘氨酸的结晶介稳区，并分别考察了降温速率和搅拌速率对其介稳性质的影响；
The metastable zone was measured by laser method and the effects of cooling rate and agitation speed were investigated experimentally.
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