Kusonkhanitsa zoperewera ndi njira zodzitetezera pakunyamula ndi kuzimitsa
Carburizing ndi kuzimitsa kwenikweni ndizophatikiza, zomwe ndi kuzimitsa + kuzimitsa. Nthawi zambiri timagwiritsidwa ntchito kuyankhula za ziwirizi palimodzi, chifukwa njira ziwiri zomwe zimatsirizidwa pazida zomwezi ndizomwe zimapezeka kwambiri pakupanga (koma kulinso kuzizira kwa mpweya wa carburizing, ...