Ключевые слова:
Specimen preparation|Impact testing|Consistency (mechanical property)|Ignition-loss tests|Moulding equipment|Construction materials|Plasters|Gypsum plaster|Mortars|Test equipment|Chemical analysis and testing|Marking|Sieving|Extensometers|Mechanical testing|Cement and concrete technology|Expansion (deformation)|Chemical composition|Strength of materials|Sampling methods|Quality|Plaster of Paris|Classification systems