Việt
rỗ co
lõm co
vết rỗ co
vết rỗ khí
Anh
shrinkage cavity
contraction cavity
pipe seam
shrinkage hole
void
blow hole
gas cavity
pipe
shrinkage cavity /toán & tin/
rỗ co, lõm co
contraction cavity, shrinkage cavity
pipe seam, shrinkage cavity, shrinkage hole, void
blow hole, gas cavity, pipe, shrinkage cavity