Việt
độ xốp
độ rỗng
Anh
blistering
looseness
perviousness
poriness
porosity
air-void ratio
bled
cavity
cell
degree
degree of porosity
hollowness
interstice
pore
blistering, looseness, perviousness, poriness, porosity
air-void ratio, bled, cavity, cell, degree, degree of porosity, hollowness, interstice, pore, poriness, porosity