【Daily Topic】【HVAC Version 20160914】
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This post was last edited by hesonchang214 on 2016-11-9 at 15:59. Reward for participation: 2 wealth points. Reward for correct answer: 9 wealth. Which of the following is NOT a design principle for ventilation systems? A. The ventilation volume of the emergency ventilation system should be calculated based on the amount of hazardous substances emitted. B. The ventilation volume is ensured by both the emergency ventilation system and the regular ventilation system. C. Intake air is generally not considered in emergency ventilation systems. D. Purification facilities are generally not installed in emergency ventilation systems. Correct answer: A
A. The ventilation volume of the emergency ventilation system should be calculated based on the amount of harmful substances emitted.
A. The ventilation volume of the emergency ventilation system should be calculated based on the amount of harmful substances emitted
A. The ventilation volume of the emergency ventilation system should be calculated based on the amount of harmful substances emitted.