4.1.4 机械通风系统的室外进风、排风口设置,应符合以下要求:aejxoeqttfjqbdiagpnajnqmlsbklfkuii
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8 进风、排风口的风速一般可按表4.1.4选取。aejxoeqttfjqbdiagpnajnqmlsbklfkuii
机械通风系统的室外进风、排风口风速要求-技术措施cqscyslmxyyjrpszrfadyjsilhnuzshfz
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《全国民用建筑工程设计技术措施—暖通空调·动力》(2009)spcytrlftnsqaxyszrgviibwywhgagyghxm
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