Kev kho tshuaj lom 1, kev pab thawj zaug kev tiv thaiv daim tawv nqaij: Yog tias frostbite tshwm sim, nrhiav kev kho mob.Inhalation: sai sai tawm ntawm qhov chaw mus rau qhov chaw uas muaj huab cua ntshiab.Khaws txoj hlab cua tsis muaj kev thaiv.Yog ua pa nyuaj, muab cov pa oxygen.Yog tias ua tsis taus pa, muab kev ua pa tawm tam sim ntawd.Se...
Nyeem ntxiv