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Thee area must have constant air movement: Ceiling fans, wall fans, roof vents, etc.
核实工厂的生产区域是否有相关设施来确保经常性的空气流通：如吊扇，壁扇，楼顶通风口等。
youdao
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Thee area must have constant air movement: Ceiling fans, wall fans, roof vents, etc.
核实工厂的生产区域是否有相关设施来确保经常性的空气流通：如吊扇，壁扇，楼顶通风口等。
youdao