n.化学
Studies indicate that chymist coprecipitation annexed azeotropic distillation can better prevent from hard-agglomeration and obtains homodisperse nanoparticle. 研究表明，在共沉淀法中辅以共沸蒸馏过程，可以较好地防止粉体的硬团聚，得到分散均匀的纳米级超细粉体。
