【单选题】
在设有接触网的线路上，___攀登车顶及在车辆装载的货物之上作业；如确需作业时，须在指定的线路上，将接触网停电接地并采取安全防护措施后，方准进行。B J205
A. 确认安全距离后可以
B. 严禁
C. 可以在有人监护下
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答案
B
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相关试题
【单选题】
为保证人身安全，除专业人员执行有关规定外，其他人员（包括所携带的物件）与牵引供电设备带电部分的距离，不得小于___ mm。 C J205
A. 1500
B. 1800
C. 2000
【单选题】
在设有接触网的线路上，___攀登车顶及在车辆装载的货物之上作业；如确需作业时，须在指定的线路上，将接触网停电接地并采取安全防护措施后，方准进行。B J205
A. 确认安全距离后可以
B. 严禁
C. 可以在有人监护下
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