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单词 insulation
释义
insulation

Science and Technology
  • The separation of two bodies by inserting between them material that is a poor conductor of sound, heat, light, or electricity. For example, the insulating coating on an electrical cable prevents the current flowing in the cable from affecting objects beyond the cable; the soundproofing insulation on the walls of a broadcasting or recording studio prevents sound entering the studio from outside; the vacuum layer in a vacuum flask prevents heat passing outwards from a hot liquid or inwards to warm a chilled liquid.

    Mike Allaby


Chemical Engineering
  • A material used to limit or restrict the flow of heat, sound, noise, vibration, or electricity. Thermal insulation around pipes is known as lagging.


Electronics and Electrical Engineering
  • Material that is used to insulate an electrical conductor. It is also the process of insulating a conductor.


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