Site n'echiche nke mmepụta nke ngwaahịa plastik, a na-eji ọkpụkpụ extrusion na-eme ka ọ dị elu, na-eme ka ọ dị jụụ, na-akpụzi parison, ebe ọ na-enye onye mmepụta ọdịdị na nha achọrọ.The extrusion igbu ebu nwere àgwà ndị a.(1) Extrusion igbu ịkpụzi ebu, ma e wezụga ...
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