["浄化安全一題",,"選�选取题：機械が動作中、操業者は。( )A、機械に油を塗り掃除を行うB、周囲の人と話すC、安全装置を外すことは禁止されていますC",,"選�选取C。他の選�选取肢について分析すると、Bは問題と関連ありません。"]
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选择题： 、机械在运转状态下，操作人员 。( ) A、对机械进行加油清扫 B、可与旁人聊天 C、严禁拆除安全装置 C
选择C，分析一下其他的，B选项和题目无关。
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