| |||
rock hardness; rock strength | |||
hardness Resistance of a solid to indentation, scratching, abrasion or cutting | |||
hardness; roughness; toughness |
tvrdost : 29 phrases in 6 subjects |
Agriculture | 2 |
Construction | 18 |
Environment | 1 |
General | 4 |
Hydrology | 2 |
Metallurgy | 2 |