Air-conditioning ventilation system and method for class-II dangerous area in closed space
The invention discloses an air-conditioning ventilation system and method for a class-II dangerous area in a closed space, and the system comprises an exhaust pipe which communicates the dangerous area with the outside and provides a channel for air exhaust; the exhaust fan is arranged on the exhaus...
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Format: | Patent |
Sprache: | chi ; eng |
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