“cooling degree-hour”的概念、定义、翻译、参考文献-科学参考

单词	cooling degree-hour
释义	cooling degree-hour Encyclopedia 工学〔设计参数〕释 cooling degree-hour空调度时数一年中，当室外逐时气温高于夏季空调室内设计温度时，将逐时气温与夏季室内设计温度差的绝对值累加，得到一年的空调度时数。是确定建筑气候区划的重要参数。
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