The diffusion of an antifogging agent, EO/PO (epoxyethane/epoxypropane) copolymer, through apolyethylene PE film was studied using a simple experimental system. It was found that the temperature, concentration of antifogging agent, crystallinity of PE film and film thickness affect the diffusion process.
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机译:The Application of the Golden Gate Image in Film and Television Media in History Teaching: Taking the Film "Summer Concerto" as an Example =影视媒体中的金门意象在历史教学的运用--以电影《夏天协奏曲》为例