Cov yeeb nkab- kab lim yog tsim los ntawm nozzle, lub tog raj kheej, lim pob tawb, flange, flange npog thiab fasteners. Nws tuaj yeem ntsia tau rau hauv cov raj xa dej kom tshem tawm cov khoom loj dua hauv cov kua dej, kom cov tshuab thiab cov khoom siv (xws li compressors, twj, thiab lwm yam) thiab cov twj paj nruag tuaj yeem ua haujlwm thiab ua haujlwm zoo li qub, txhawm rau txhim kho cov txheej txheem thiab xyuas kom muaj kev nyab xeeb. .
