【Weekly Topic】【HVAC Version 20160218】
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Participation reward: 2 Wealth. Reward for correct answer: 9 wealth. For the exhaust fans and ducts of the mechanical smoke exhaust system in underground shops of multi-story buildings, when such a system serves several smoke control zones, the air volume required should be calculated at no less than 120 cubic feet per square meter, based on the area of the largest smoke control zone among them ( ) A. 2 or more B. 3 or more C. More than 3 D. More than 4 【Haichuan Thanksgiving】--Production Region 【Production and Management Region】is seeking moderators and technical discussants to join us
For the exhaust fans and ducts of the mechanical smoke exhaust system in underground shops of multi-story buildings, when such a system serves several smoke control zones, the air volume required should be calculated at no less than 120 cubic feet per square meter, based on the area of the largest smoke control zone among them (A) A, 2 or more B. 3 or more C. More than 3 D. More than 4
For the exhaust fans and ducts of the mechanical smoke exhaust system in underground shops of multi-story buildings, when such a system serves several smoke control zones, the air volume required should be calculated at no less than 120 cubic feet per square meter, based on the area of the largest smoke control zone among them (A) A, 2 or more than 2 B. 3 or more than 3 C. More than 3 D. More than 4
A, 2 or more than 2
For the exhaust fans and ducts of the mechanical smoke exhaust system in underground shops of multi-story buildings, when such a system serves several smoke control zones, the air volume required should be calculated at no less than 120 cubic feet per square meter, based on the area of the largest smoke control zone among them (A) A, 2 or more than 2 B. 3 or more than 3 C. More than 3 D. More than 4
For the exhaust fans and ducts of the mechanical smoke exhaust system in underground shops of multi-story buildings, when such a system serves several smoke control zones, the air volume required should be calculated at no less than 120 cubic feet per square meter, based on the area of the largest smoke control zone among them (A) A, 2 or more B. 3 or more C. More than 3 D. More than 4