U-value
زبان مبدأ: انگلیسی
ترجمه به فارسی
- واژهنامه · Merriam-Webster Collegiate Dictionary U-val·ue Pronunciation: ' yü- ˌ val-( ˌ )yü Function: noun Etymology: u nit Date: 1949 : a measure of the heat transmission through a building part (as a wall or window) or a given thickness of a material (as insulation) with lower numbers indicating better insulating properties ― compare R-VALUE ]]>