the influences of reprecipitation conditions on the preparation of nanoparticles were analyzed on the basis of this model.
实验中重点研究了溶剂相浓度、熟化时间、温度、非溶剂性质等实验条件对纳米材料制备的影响。
the granularity, morphology and existent states of gold can imply the migration and enrichment degree and the reprecipitation mechanism of gold.
金的粒度、形态和赋存状态可反映金的迁移富集程度和富集机制。
on the one hand, the flow of the meteoric water in the multiporous media leads to the infiltration and reprecipitation of the detrital mineral and diagenetic mineral;
一方面,大气水在多孔介质中的流动导致碎屑矿物和成巖矿物的淋滤和再沉淀;
solid and tubular one-dimensional (1d) submicrometer scaled structures were prepared from naphthalene-1,4-dicarbonitrile (dcn) with a reprecipitation method.