Yiziphi izinqubo zokwelashwa okungaphezulu kwamapuleti ensimbi engagqwali?-kugcizelelwe
Isimiso sokusebenza siwukusebenzisa i-rola yokucindezela eqoshiwe ukuze kugcizelelwe iphethini engalingani kuroli wensimbi engagqwali, ebizwa ngokuthi i-embossing.