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【单选题】
人体皮肤表面与外界通过对流散热的强度主要取决于周围空气的()
A.
温度
B.
温度和流速
C.
湿度和流速
D.
温度和湿度
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B.
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D.
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A.
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B.
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【简答题】The clock struck eleven at night. The whole house was quiet. Everyone was in bed except me. Under the strong light,I looked sadly before me at a huge pile of that troublesome stuff(东西) they call “book...
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B.
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【简答题】The clock struck eleven at night. The whole house was quiet. Everyone was in bed except me. Under the strong light, I looked sadly before me at a huge pile of that troublesome stuff(东西) they call “boo...
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