熱ねつ損そん失しつ

noun

heat loss; thermal loss

Technical term used in engineering, physics, and building science to describe the loss of thermal energy from a system or structure.

• 窓まどからの熱ねつ損そん失しつを減へらすために二に重じゅうガラスを導どう入にゅうした。

  We installed double glazing to reduce heat loss through the windows.

• 断だん熱ねつ材ざいは壁かべの熱ねつ損そん失しつを大おお幅はばに抑おさえる。

  Insulation significantly reduces heat loss through walls.