It has swirling flow chamber, central air exhausting pipe and fluid scattering cone with multiple orifices to obtain an ideal atomizing effect.
且具有旋流室和中心抽气管和带多喷孔的散流锥。以此获得较理想的喷雾效果。
An exhausting pipe is held in the inner side of the outer box of the box for exhausting the air between the outer box and the inner box upon filling heat insulating material into the box.
容纳在箱体的外箱内侧的排气管，以用于向箱体填充隔热材时排出内箱和外箱之间的空气。
Emphasizes that the resistance of the pipe system and the air infiltration rate under smoke exhausting are far more than those under ventilation, so as to need a careful calculation.
强调排烟工况下管网总阻力、漏风量均远大于通风空调工况，必须严格认真地计算。
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