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Isingeniso se-Blow Molding Technology
I-Blow molding, eyaziwa nangokuthi i-hollow blow molding, iyindlela yokucubungula ipulasitiki ekhula ngokushesha.Phakathi neMpi Yezwe Yesibili, inqubo yokubumba igalelo yaqala ukusetshenziselwa ukukhiqiza izitsha ze-polyethylene eziphansi.Ngasekupheleni kwawo-1950, ngokuzalwa kwe-polyeth ephezulu ...Funda kabanzi