英语词汇“u-value”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	u-value
释义	U-value [ yoo-val-yoo ] / ˈyuˌvæl yu / noun a measure of the flow of heat through an insulating or building material: the lower the U-value, the better the insulating ability. Compare R-value. Origin of U-value 1945–50; U, symbol for internal energy Words nearby U-value Uut, Uuu, UV, UVA, Uvalde, U-value, uvarovite, UVB, UV Ceti star, uvea, Uvedale Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
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U-value