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職業衛生 毎日一問7.5 参加で賞金あり 3問正解でさらに3

2016-07-05View Original

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この投稿は、2016年7月7日19時03分にslll611によって最終的に編集されました。判断問題:特殊作業員は、**関連する規定に従い、専門的な安全作業訓練を受け、特殊作業許可証を取得した上で、作業に従事してもよい。( ) A 正しい B 間違っている A

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