exhaust opening
lỗ xả hơi
exhaust opening
lỗ xả khí
exhaust opening
lỗ xả nước
exhaust opening /xây dựng/
lỗ xả hơi
exhaust opening /ô tô/
lỗ xả hơi
exhaust opening, vent hole /xây dựng/
lỗ xả khí
drain, drain hole, exhaust opening, sluice, washout
lỗ xả nước