Hluav taws kub Hydrant

Raws li ib qho ntawm cov ua lag luam hluav taws xob hluav taws xob thiab cov muag khoom nyob hauv Suav teb, peb zoo siab tos txais koj los yuav high- qib hluav taws kub hydrant muag ntawm no los ntawm peb lub hoobkas. Tag nrho peb cov khoom yog nrog cov khoom zoo thiab cov nqi sib tw.