Betekenis van:
hardness

hardness
Zelfstandig naamwoord
    • the quality of being difficult to do
    "he assigned a series of problems of increasing hardness"

    Synoniemen

    Hyperoniemen

    hardness
    Zelfstandig naamwoord
      • a quality of water that contains dissolved mineral salts that prevent soap from lathering
      "the costs of reducing hardness depend on the relative amounts of calcium and magnesium compounds that are present"

      Hyperoniemen

      hardness
      Zelfstandig naamwoord
      • onbeschaafdheid, rauwheid, ruwheid
      • excessive sternness

      Synoniemen

      Hyperoniemen

      hardness
      Zelfstandig naamwoord
        • the property of being rigid and resistant to pressure; not easily scratched; measured on Mohs scale

        Hyperoniemen

        Hyponiemen

        hardness
        Zelfstandig naamwoord
        • gevoelloosheid, analgesie, analgie, ongevoeligheid
        • devoid of passion or feeling; hardheartedness

        Synoniemen

        Hyperoniemen

        Hyponiemen


        Voorbeeldzinnen

        1. The hardness of God is kinder than the softness of men, and His compulsion is our liberation.
        2. For hardness tests
        3. high hardness alloys
        4. Hardness 50-60 Shore A
        5. Indications on water hardness (1 point)
        6. Hardness of metal cylinders and metal liners
        7. ISO 6506-1981 Metallic Materials — Hardness test — Brinell Test;
        8. Non-electronic hardness testing machines and appliances for metals
        9. The I-values correspond to a water hardness of 100 mg/l CaCO3
        10. 4 natural rubber mounts (or equivalent) Hardness: 50 Shore Diameter: 51 mm
        11. The water hardness, specified in OdH, and the calcium-magnesium-ratio must be known.
        12. ISO 6508-1986 Metallic Materials — Hardness Tests — Rockwell Test (Scales, ABCDEFGHK);
        13. Dissolved copper concentrations (mg/l Cu) for different water hardness values between 10 and 300 mg/l CaCO3:
        14. Water of hardness not exceeding 205 g/m3 for a mixture comprising 25 g of sand per litre of water.
        15. specification of the hardness of the water, and how it was achieved, and specification of the calcium-magnesium ratio,