Việt
vết rạn
vết rạn li ti
Anh
incipient crack
capillary crack
capillary fissure
craze
hair crack
hairline crack
minute crack
tiny crack
incipient crack /cơ khí & công trình/
vết rạn (li ti)
capillary crack, capillary fissure, craze, hair crack, hairline crack, incipient crack, minute crack, tiny crack