in winter heating of a project, 40 ℃ warm air is delivered from the ceiling to

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试卷: LEED v4 BD+C英文模拟题（C）[查看]
in winter heating of a project, 40 ℃ warm air is delivered from the ceiling to the room with the indoor temperature of 20 ℃, and the return air inlet is also set on the ceiling. The regional air distribution coefficient should be?
A: 0.7
B: 0.8
C: 1.0
D: 1.2

参考答案: B