在实验的基础上，研究了沙子、粘土等工程材料对单分散和多分散气溶胶的过滤特性。
The filtration characteristics of monodisperse and polydisperse aerosols are studied experimentally with engineering material, such as sand and clay.
紫外可见光吸收光谱表明所制备的金溶胶为单分散体系。
The UV Vis absorbance spectrum indicated that the gold colloid was a monodisperse suspension.
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