Yeeb nkab Sealing lub zais pa uas siv rau kev xyuam xim rau cov ntsiab lus
Feb 17, 2017
1. cov dej zais pa yog zaus los ntse khoom yuav tsum muab pov tseg.
2. ua raws li cov lus qhia uas yuav tuaj nrog tshuaj, tsis txhob ntau tshaj them, plugging cuff siab loj heev.
3. lub hnab ntim tom qab siv, deflate yuav li qub siab tsuas yuav tshem tau.
4. cov hnab cua thaum los, me qhov hws yuav yog ib txoj kev ntawm repairing lub patched.
