Kwiminyaka yakutshanje, imfuno ye-polylactic acid (PLA) iye yanda ngenxa yeepropathi zayo ezizinzileyo kunye nokuguquguquka kumashishini afana nokupakishwa, amalaphu, kunye noshicilelo lwe-3D. Nangona kunjalo, ukusetyenzwa kwe-PLA kuza nemiceli mngeni yayo ekhethekileyo, ngakumbi xa kufikwa kumswakama kunye nekristali. Ngena...
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