Which of the following descriptions about the upward supply and downward return air supply method is correct?

Question

Options

• AThe airflow is sent out from the middle air outlet, passes through the working area, and then is
• BIt is not necessary to control the entire space, only the air-conditioned area at the bottom of the
• CThe airflow is sent out from the upper air supply port, enters the working area and then is
• DThe air supply outlet is located at the upper part of the air-conditioned room, and the return air

• A
  2% (1)
• B
  10% (5)
• C
  6% (3)
• D
  82% (41)

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