hair crack

基本解释毛裂，毛状微裂痕

网络释义

1)hair crack,毛裂，毛状微裂痕2)hair crack,毛细状裂纹3)feather fracture,羽毛状断裂4)hair line crack,毛发状裂缝5)Furring,毛状迹痕6)plumetic fault valley groups,羽毛状断裂谷群