【Daily Topic】【HVAC Version 20170426】
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Participation reward: 2 Wealth. Correct reward: 6 wealth. Multiple-choice question: In the domestic water supply system within a building, when the static pressure at the water supply fittings of sanitary fixtures exceeds ( ), it is advisable to implement pressure-reduction and flow-limiting measures. A. 550pa B. 350pa C. 450pa D. 650pa B
In the domestic water supply system within buildings, when the static pressure at the water supply fittings for sanitary fixtures exceeds ( A ), measures to reduce pressure and limit flow rate should be adopted. A.550pa B.350pa C.450pa D.650pa