?气冷天花板
... 石膏天花板 gypsum plaster ceiling board 气冷天花板 air cooled ceiling 平面型天花板 level ceiling ...
They are not air-conditioned, but are effectively cooled by ceiling fans.
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。