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词汇 rock wool
释义

Definition of rock wool in English:

rock wool

noun
mass nountrademark in UK
  • Inorganic material made into matted fibre used especially for insulation or soundproofing.

    矿毛绝缘纤维,石纤维

    Example sentencesExamples
    • Loose-fill insulation, usually made of fiber glass, rock wool or cellulose, is blown into the attic or walls.
    • The European company produces a mineral wool insulation containing equal amounts of rock wool and slag wool.
    • Pack gaps around an insulated chimney with unfaced rock wool or unfaced fiber glass insulation.
    • Pipes for kitchen stoves, wood stoves, and furnaces should only be insulated with fiberglass or rock wool because cellulose may smolder if flue temperatures become hot enough.
    • You can compensate for this stacking effect and achieve the desired total R-value by adding about one extra inch of insulation if the old insulation is fiber glass, or about ½ inch if the old insulation is rock wool or cellulose.

Definition of rock wool in US English:

rock wool

nounˈräk ˌwo͝ol
trademark in UK
  • Inorganic material made into matted fiber used especially for insulation or soundproofing.

    矿毛绝缘纤维,石纤维

    Example sentencesExamples
    • Loose-fill insulation, usually made of fiber glass, rock wool or cellulose, is blown into the attic or walls.
    • Pack gaps around an insulated chimney with unfaced rock wool or unfaced fiber glass insulation.
    • Pipes for kitchen stoves, wood stoves, and furnaces should only be insulated with fiberglass or rock wool because cellulose may smolder if flue temperatures become hot enough.
    • You can compensate for this stacking effect and achieve the desired total R-value by adding about one extra inch of insulation if the old insulation is fiber glass, or about ½ inch if the old insulation is rock wool or cellulose.
    • The European company produces a mineral wool insulation containing equal amounts of rock wool and slag wool.
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