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【毎日のテーマ】【空調版20160906】

2016-09-06View Original

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この投稿は最後にhesonchang214によって2016-11-9 15:42に編集されました。参加報酬:2財富。正解の報酬:9富 換気設計を行う際、部屋内の人々の頭部と足元の空気の温度差は()であってはならない。A、1℃以上。B、3℃以上。C、4℃以上。D、5℃以上。正解:B
Reply #22016-09-06
置換換気の設計を行う際、部屋内の人々の頭部と足元の空気の温度差は(B)以下でなければならない。A、1℃以上。B、3℃以上。C、4℃以上。D、5℃以上。

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