Hom Cua Compressors

1. Raws li kev ua tau zoo, nws tuaj yeem muab faib ua: tsis tshua muaj suab nrov, hloov pauv zaus, tawg-pov thawj thiab lwm yam cua compressors.

2. Raws li hom, nws tuaj yeem muab faib ua: hom ruaj khov, hom txawb, hom kaw