Ключевые слова:
Marking, Tensile strength, Approval testing, Performance, Fibre building board, Moisture, Strength of materials, Colour codes, Dimensional changes, Density, Load-bearing boards, Modulus of elasticity, Thickness, Bending, Water absorption, Wood products, Environment (working), Woodbased sheet materials, Softboards, Grades (quality), Humidity, Swelling, Identification methods