Ukubumba okujikelezayo, okwaziwa nangokuthi ukubumba okujikelezayo, ukubumba okujikelezayo, ukubumba okujikelezayo, njll., kuyindlela yokubumba engenalutho ye-thermoplastics. Indlela iwukuthi izinto zokusetshenziswa zepulasitiki zifakwa kuqala esikhunjeni, bese isikhunta sijikeleziswa ngokuqhubekayo kanye nezimbazo ezimbili eziqondile futhi zishisiwe. Ngaphansi kwe...
Funda kabanzi