【Daily Question】Utilities - Water Supply and Drainage - 20190912
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This post was last edited by hesonchang214 on 2019-9-14 at 13:01. According to China’s codes for fire protection in building design, fire water tanks should store enough water to cover 10 minutes of indoor firefighting needs, in order to assist in extinguishing incipient fires. To avoid overly large tank capacities, when the indoor firefighting water demand does not exceed 25 L/s, if the calculated capacity of the fire water tank exceeds (), then () can still be used； When the indoor fire water demand exceeds 25 L/s, and after calculation the fire storage capacity of the tank exceeds (), it can still be used (). A.12 m ,12m ,18 m ，18 m B.12 m ,18 m ,18 m ，12m C.18 m ,12 m ,18 m ，12m D. 18 m ,18 m ,12 m ，12m Answer: A
B.12 m ,18 m ,18 m ，12m