Ключевые слова:
Rainwater pipes|Bend testing|Straightness measurement|Chemical-resistance tests|Construction materials|Hydraulic tests|Water-absorption tests|Watertightness tests|Sheet materials|Cements|Frost susceptibility|Test equipment|Thermal testing|Asbestos cement|Slating|Cement and concrete technology|Construction systems parts|Corrugated|Dimensional measurement|Flues|Thickness measurement|Density measurement|Burst tests