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【毎日一問】理論基礎 2019.8.11

2019-08-11View Original

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選択問題:遠心ポンプの運転停止時に適切な方法は( ) A. まず出口バルブを閉じてから停電する       B. まず停電してからバルブを閉じる C. まず出口バルブを閉じても、まず停電してもどちらでもよい        D. 単段ポンプはまず停電し、多段ポンプはまず出口バルブを閉じる 答え:A ヒント:答えは返信で確認できます
Reply #22019-08-11
A. 出口弁を先に閉じてから停電する 
Reply #32019-08-11
A. 先に出口バルブを閉じてから停電する
Reply #42019-08-11
A. 出口弁を先に閉じてから停電する 
Reply #52019-08-11
A. 出口弁を先に閉じてから停電する  

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