【Daily Topic】【HVAC Version 20170310】
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Participation reward: 2 Wealth. Correct reward: 8 Wealth. Multiple-choice question: In buildings that may suddenly release large amounts of harmful gases or gases with explosive risks, what should be installed? A: Local exhaust ventilation system B: Emergency ventilation device C: Local supply ventilation system D: General ventilation system B
Buildings that may suddenly release large amounts of harmful gases or gases with explosion risks should be equipped with (B). A: Local exhaust ventilation system B: Emergency ventilation device C: Local supply ventilation system D: General ventilation system