cooperate中文. by 尺与平方米换算计算器 at 2021-12-23 14:29:20. 1英热单位/(英尺2·时·°F)〔Btu/(ft2·h·°F)〕=5.67826瓦/(米2·开尔文)〔(w/m2·K)〕 1米2·时·℃/千 ...
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