Ключевые слова:
Reinforced materials|Metals|Testing conditions|Stuffing boxes|Rod seals|Test equipment|Asbestos|Mass|Thickness|Fibres|Packaging|Grades (quality)|Sealing materials|Bast fibres|Solvent extraction methods|Impregnated materials|Ignition-loss tests|Tex|Size measurement|Wires|Cotton fibres|Dimensional tolerances|Graphite|Seals|Packing (seals)|Marking|Lubricants|Polytetrafluoroethylene|Weight measurement|Determination of content