“自然通风换气次数”的概念、定义、翻译、参考文献-科学参考

单词	自然通风换气次数
释义	自然通风换气次数 Encyclopedia 工学绿色建筑释 nature ventilation air exchange rate自然通风换气次数依靠室外风力造成的风压和空气温度差造成的热压，促使空气流动造成的建筑室内外空气交换。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。