Lub ntsiab cai ntawm tiv taus cua sov?

Lub tshuab hluav taws xob muaj hluav taws xob siv hluav taws xob los ua kom sov lub tshuab hluav taws xob los yog cua sov nruab nrab hauv lub qhov cub kom sov cov khoom ua haujlwm lossis cov khoom siv. Resistance furnaces yog siv nyob rau hauv cov neeg kho tshuab kev lag luam rau hlau forging ua ntej cua sov, hlau kub kho cua sov, brazing, hmoov metallurgy sintering, iav ceramic ci thiab annealing, tsawg melting point hlau melting, xuab zeb pwm thiab xim zaj duab xis kom qhuav, thiab lwm yam.