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【毎日のテーマ】【空調版20170329】

2017-03-29View Original

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参加報酬:2財富。正解の報酬:8富 單一選択問題:以下のうち、膨張タンクに接続されている配管でバルブを設置すべきなのはどれか:( )。 A. 膨張管  B. 循環管  C. 信号管  D. 溢流管 C
Reply #22017-03-29
以下のうち、膨張水タンクに接続される配管でバルブを設置すべきなのはどれか:(D)。 A.膨張管  B.循環管  C.信号管  D.溢流管
Reply #32017-03-29
以下のうち、膨張水タンクに接続される配管でバルブを設置すべきなのは:(C)。 A.膨張管  B.循環管  C.信号管  D.溢流管

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