Tus maub los saib lubrication

Kev tswj hwm thiab saib xyuas cov khoom siv tau siv los saib cov roj nplua nqus dej ntws. Nws yog cov khoom siv hluav taws xob tswj tshwj xeeb tsim los ntawm peb lub tuam txhab rau ntau lubrication tshuab. Nyob ntawm cov khoom, ntau lwm yam tsis tuaj yeem yog cov tshuab hluav taws xob.commoly siv voltages yog 380vac, 24vac, thiab lwm yam.