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【毎日一題】ポンプ機器技術交流版20180222

2018-02-22View Original

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参加:賞3財富;正解:報酬10富;注:48時間以内に正しく回答すると10財富が報酬として与えられます。この投稿の有効期限は48時間です。 選択問題:高圧遠心ポンプを起動する際、フランジ付近および漏れやすいシール部付近は( )。 A 専門の人を派遣して見守る B 詳細に検査する C 間近で観察する D 人を立たせない 正解:D https://attach01.hcbbs.com/forum/201801/05/235057wnwxbzxb311ikvvz.jpg.thumb.jpg

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