Sina väitsid (loo algusest su 2. kiri):Slab curling (Fig. 1) is primarily
caused by differences in moisture
content or temperature between the
top and bottom of the slab. The slab
edges curl upward when the surface
of a slab is drier or cooler than the
bottom.
Pigem arvan, et järelhooldus ei ole hetkel põhjuseks.