Izinzuzo zomkhiqizo kanye nemininingwane yokuqina Izinzuzo zomkhiqizo: 1. Okuhlala isikhathi eside, okulula, ukuqinisekiswa kwekhwalithi 2. Kukhona ukucaciswa okuhlukahlukene kanye namamodeli, angenziwa ngokwezifiso ngokuya ngemininingwane 3. Ubukhulu obufanayo, ikhwalithi ethembekile, kulula ukuyisebenzisa kanye nezinhlobonhlobo zokusetshenziswa 4 . I-inventory eyanele kanye nokunikezwa kwamabala Imininingwane Yokuqina: Ubulukhuni be-Rockwell obungaphezulu be-annealed plain carbon steel ngokuvamile bungu-55+-3, futhi ukuqina kwensimbi engashintshiwe egoqeka kanzima egoqiwe kungaphezulu...