Lub Relais Yas

Yog tias koj tab tom nrhiav kom muaj kev lag luam zoo los ntawm cov khoom siv txav, txais tos kom yuav tsum tau txais kev pabcuam valve ntawm tus nqi zoo ntawm no. Paub tias yog ib qho kev tuav cov khoom lag luam thiab cov muag khoom nyob hauv Suav teb, peb lub koomhaum tseem muaj cov qauv dawb rau kev kuaj xyuas.