The fibers allow the concrete to bend and crack in narrow hair-width fractures rather than gaping splits.

纤维可以使混凝土弯曲并出现头发丝细的裂纹，而不是直接裂出口子。

youdao

Therefore, the hair lines different from the hair crack (crack) in substance.

因此这种发纹本质上不同于发裂(裂纹)。

youdao

The present invention provides a belt for a papermaking machine having excellent property such as crack resistance, abrasion resistance and hair crack resistance.

本发明提供一种造纸机械用带，其耐裂性、耐磨损性、耐发裂等物 性优异。

youdao

She became fixated on a hair twisted in a painting's crack, trying to figure out how it got there.

WSJ: Art Emerges from DNA Left Behind