Thermoformingplasticsheetmaterialinshortthermoformingisoneofthemajorprocessingtechniquesoftheplasticsindustryandalsooneoftheoldest.Sinceearlyattempts,abouttheturnofthecentury,toshapecellulosicsheet,theprocesshasgrownrapidly.Muchofthegrowthisduetoinnovativ (共 8983 字) [閱讀本文] >>