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	WordReference Random House Unabridged Dictionary of American English © 2024 U-val•ue (yo̅o̅′val′yo̅o̅),USA pronunciation n. Buildinga measure of the flow of heat through an insulating or building material: the lower the U-value, the better the insulating ability. Cf. R-value. U, symbol for internal energy 1945–50
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